--- title: O — The English dictionary with trees and pragmatics · page 23 description: The 453 words of the English dictionary under O, every meaning for a pupil and every example with its dependency tree and pragmatics. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/dictionaries/english/O/page/23/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [dictionaries](https://md.mova.elamur.ai/free/en/corpora/dictionaries/) / [English dictionary](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/) / O # O — The English dictionary · page 23 [A](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/A/) · [B](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/B/) · [C](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/C/) · [D](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/D/) · [E](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/E/) · [F](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/F/) · [G](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/G/) · [H](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/H/) · [I](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/I/) · [J](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/J/) · [K](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/K/) · [L](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/L/) · [M](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/M/) · [N](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/N/) · [O](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/O/) · [P](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/P/) · [Q](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/Q/) · [R](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/R/) · [S](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/S/) · [T](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/T/) · [U](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/U/) · [V](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/V/) · [W](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/W/) · [X](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/X/) · [Y](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/Y/) · [Z](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/Z/) [1](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/O/) … [22](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/O/page/22/) **23** **owe** — *Everyday, meaning 1:* To have to pay back money that someone lent you.[↗](../../owe/#m1 "tree and pragmatics") *Everyday, meaning 2:* To have to give or do something for someone because of what they did: «I owe you a favour».[↗](../../owe/#m2 "tree and pragmatics") *Everyday, meaning 3:* To have something because of someone: «I owe my success to my coach».[↗](../../owe/#m3 "tree and pragmatics") *Example:* I owe my brother two dollars.[↗](../../owe/#x1 "tree and pragmatics") · You owe me an apology.[↗](../../owe/#x2 "tree and pragmatics") · Thanks for helping — I owe you one\![↗](../../owe/#x3 "tree and pragmatics") · He borrowed $10 and paid back $6, so he owes $4.[↗](../../owe/#x4 "tree and pragmatics") · We owe our safety to the lifeguard.[↗](../../owe/#x5 "tree and pragmatics") · The match was cancelled owing to rain.[↗](../../owe/#x6 "tree and pragmatics") · “But I owe money to several people.”[↗](../../owe/#x7 "tree and pragmatics") **owest** — *Early Modern English, meaning 1:* «owest» means «you owe», a form of «owe».[↗](../../owest/#m1 "tree and pragmatics") *e.g.* To have to pay back money that someone lent you.[↗](../../owest/#m1 "tree and pragmatics") *Example:* I owe thee naught, and thou owest naught to me; so sit on my back again, and I'll take thee to my master."[↗](../../owest/#x1 "tree and pragmatics") (Cossack Fairy Tales and Folk Tales) · “Of that we shall judge later,” said Bagheera, in a dry voice that Mowgli did not at all like.[↗](../../owest/#x2 "tree and pragmatics") “But here is Kaa to whom we owe the battle and thou owest thy life.[↗](../../owest/#x2 "tree and pragmatics") (The Jungle Book) **owl** — *Everyday, meaning 1:* An owl is a bird with a big round face, large forward-facing eyes and a hooked beak that usually hunts small animals at night.[↗](../../owl/#m1 "tree and pragmatics") *Everyday, meaning 2:* Calling a person a «night owl» means they like to stay up late.[↗](../../owl/#m2 "tree and pragmatics") *Example:* An owl hooted in the woods at night.[↗](../../owl/#x1 "tree and pragmatics") · Owls can turn their heads a long way round.[↗](../../owl/#x2 "tree and pragmatics") · The barn owl flew silently over the field.[↗](../../owl/#x3 "tree and pragmatics") · We pulled apart owl pellets and found tiny mouse bones.[↗](../../owl/#x4 "tree and pragmatics") · Owls hunt mice, voles and insects.[↗](../../owl/#x5 "tree and pragmatics") · My sister is a night owl and reads until midnight.[↗](../../owl/#x6 "tree and pragmatics") · In the story, the wise old owl helped the animals.[↗](../../owl/#x7 "tree and pragmatics") · The snowy owl is white like snow.[↗](../../owl/#x8 "tree and pragmatics") · The Owl always takes her sleep during the day.[↗](../../owl/#x9 "tree and pragmatics") · and the horned owl, and the pelican, and the carrion-vulture; (Torah LEV.11.18, JPS 1917)[↗](../../owl/#x10 "tree and pragmatics") · and the little owl, and the cormorant, and the great owl; (Torah LEV.11.17, JPS 1917)[↗](../../owl/#x11 "tree and pragmatics") · the little owl, and the great owl, and the horned owl; (Torah DEU.14.16, JPS 1917)[↗](../../owl/#x12 "tree and pragmatics") · I am like a pelican of the wilderness; I am become as an owl of the waste places.[↗](../../owl/#x13 "tree and pragmatics") (Writings PSA.102.7, JPS 1917)[↗](../../owl/#x13 "tree and pragmatics") · But the pelican and the bittern shall possess it, and the owl and the raven shall dwell therein; and He shall stretch over it the line of confusion, and the plummet of emptiness.[↗](../../owl/#x14 "tree and pragmatics") (Prophets ISA.34.11, JPS 1917)[↗](../../owl/#x14 "tree and pragmatics") **owlet** — *Everyday, meaning 1:* A young owl, a baby owl.[↗](../../owlet/#m1 "tree and pragmatics") *Everyday, meaning 2:* A small kind of owl, such as the little owlets of Asia and Africa.[↗](../../owlet/#m2 "tree and pragmatics") *Example:* Three fluffy owlets sat in the hollow tree.[↗](../../owlet/#x1 "tree and pragmatics") · The mother owl brought a mouse to her owlets.[↗](../../owlet/#x2 "tree and pragmatics") · The owlet fell out of the nest, but it was not hurt.[↗](../../owlet/#x3 "tree and pragmatics") · Owlets cannot fly until their feathers grow.[↗](../../owlet/#x4 "tree and pragmatics") · We watched the owlets on the nest camera at school.[↗](../../owlet/#x5 "tree and pragmatics") · In the story, the owlet was scared of the dark.[↗](../../owlet/#x6 "tree and pragmatics") **own** — *Everyday, meaning 1:* To own something is to have it as yours.[↗](../../own/#m1 "tree and pragmatics") *Everyday, meaning 2:* «My own book» is a book that is mine and nobody else's.[↗](../../own/#m2 "tree and pragmatics") *Everyday, meaning 3:* «On your own» means alone, or without help.[↗](../../own/#m3 "tree and pragmatics") *Everyday, meaning 4:* «To own up» means to admit you did something wrong.[↗](../../own/#m4 "tree and pragmatics") *Example:* She owns 3 bikes.[↗](../../own/#x1 "tree and pragmatics") · He has his own room.[↗](../../own/#x2 "tree and pragmatics") · They own 20 sheep.[↗](../../own/#x3 "tree and pragmatics") · How many books does Tom own?[↗](../../own/#x4 "tree and pragmatics") · Can I walk to school on my own?[↗](../../own/#x5 "tree and pragmatics") · Make your own sandwich.[↗](../../own/#x6 "tree and pragmatics") · He owned up to breaking the vase.[↗](../../own/#x7 "tree and pragmatics") · Each bird has its own nest.[↗](../../own/#x8 "tree and pragmatics") · Who owns this jacket?[↗](../../own/#x9 "tree and pragmatics") · Ingratitude sometimes brings its own punishment.[↗](../../own/#x10 "tree and pragmatics") · And now when shall I provide for mine own house also?'[↗](../../own/#x11 "tree and pragmatics") (Torah GEN.30.30, JPS 1917)[↗](../../own/#x11 "tree and pragmatics") · And Moses let his father-in-law depart; and he went his way into his own land.[↗](../../own/#x12 "tree and pragmatics") (Torah EXO.18.27, JPS 1917)[↗](../../own/#x12 "tree and pragmatics") · And the priest shall pour of the oil into the palm of his own left hand.[↗](../../own/#x13 "tree and pragmatics") (Torah LEV.14.26, JPS 1917)[↗](../../own/#x13 "tree and pragmatics") · They that regard lying vanities forsake their own mercy.[↗](../../own/#x14 "tree and pragmatics") (Prophets JON.2.9, JPS 1917)[↗](../../own/#x14 "tree and pragmatics") · Thus might we procure great evil against our own souls.'[↗](../../own/#x15 "tree and pragmatics") (Prophets JER.26.19, JPS 1917)[↗](../../own/#x15 "tree and pragmatics") · So he returned with shame of face to his own land.[↗](../../own/#x16 "tree and pragmatics") (Writings 2CH.32.21, JPS 1917)[↗](../../own/#x16 "tree and pragmatics") **owned** — *Everyday, meaning 1:* Owned is the past form of own: it was yours before.[↗](../../owned/#m1 "tree and pragmatics") *Everyday, meaning 2:* Owned (by) tells who something belongs to: «a shop owned by my uncle», «family-owned».[↗](../../owned/#m2 "tree and pragmatics") *Example:* He owned 12 marbles before the game.[↗](../../owned/#x1 "tree and pragmatics") · She owned 4 cats last year.[↗](../../owned/#x2 "tree and pragmatics") · The farmer owned 30 cows.[↗](../../owned/#x3 "tree and pragmatics") · The bakery is owned by a family.[↗](../../owned/#x4 "tree and pragmatics") · The old castle was once owned by a duke.[↗](../../owned/#x5 "tree and pragmatics") · Who owned this dog before?[↗](../../owned/#x6 "tree and pragmatics") · He has owned that bike for three years.[↗](../../owned/#x7 "tree and pragmatics") · Both were called Klaus, but one owned four horses and the other only one.[↗](../../owned/#x8 "tree and pragmatics") **owner** — *Everyday, meaning 1:* A person or group that something belongs to.[↗](../../owner/#m1 "tree and pragmatics") *Example:* Always ask the owner before you pat a dog.[↗](../../owner/#x1 "tree and pragmatics") · The owner of the shop gave us free sweets.[↗](../../owner/#x2 "tree and pragmatics") · We handed the wallet to the police so they could find its owner.[↗](../../owner/#x3 "tree and pragmatics") · Pet owners must take their dogs for walks.[↗](../../owner/#x4 "tree and pragmatics") · Who is the owner of this coat?[↗](../../owner/#x5 "tree and pragmatics") · The cat's owner put up posters when it went missing.[↗](../../owner/#x6 "tree and pragmatics") · Car owners must keep their cars safe.[↗](../../owner/#x7 "tree and pragmatics") · She is the proud owner of a new bike.[↗](../../owner/#x8 "tree and pragmatics") · He was a Dane, the owner of a travelling theatre.[↗](../../owner/#x9 "tree and pragmatics") · But if it be stolen from him, he shall make restitution unto the owner thereof.[↗](../../owner/#x10 "tree and pragmatics") (Torah EXO.22.12, JPS 1917)[↗](../../owner/#x10 "tree and pragmatics") · If the owner thereof be with it, he shall not make it good; if it be a hireling, he loseth his hire.[↗](../../owner/#x11 "tree and pragmatics") (Torah EXO.22.15, JPS 1917)[↗](../../owner/#x11 "tree and pragmatics") · the owner of the pit shall make it good; he shall give money unto the owner of them, and the dead beast shall be his.[↗](../../owner/#x12 "tree and pragmatics") (Torah EXO.21.34, JPS 1917)[↗](../../owner/#x12 "tree and pragmatics") · So are the ways of every one that is greedy of gain; it taketh away the life of the owners thereof.[↗](../../owner/#x13 "tree and pragmatics") (Writings PRO.1.19, JPS 1917)[↗](../../owner/#x13 "tree and pragmatics") · The ox knoweth his owner, and the ass his master's crib; but Israel doth not know, My people doth not consider.[↗](../../owner/#x14 "tree and pragmatics") (Prophets ISA.1.3, JPS 1917)[↗](../../owner/#x14 "tree and pragmatics") · There is a grievous evil which I have seen under the sun, namely, riches kept by the owner thereof to his hurt; (Writings ECC.5.12, JPS 1917)[↗](../../owner/#x15 "tree and pragmatics") **ownership** — *Everyday, meaning 1:* Ownership is the fact of owning something — having it as yours by right, like a house, a dog, or a bike.[↗](../../ownership/#m1 "tree and pragmatics") *Everyday, meaning 2:* Taking ownership of a task means accepting it as your own responsibility and doing it well.[↗](../../ownership/#m2 "tree and pragmatics") *Example:* The papers showed the farmer's ownership of the field.[↗](../../ownership/#x1 "tree and pragmatics") · The shop is under new ownership.[↗](../../ownership/#x2 "tree and pragmatics") · Home ownership is a dream for many families.[↗](../../ownership/#x3 "tree and pragmatics") · Our class took ownership of the vegetable garden.[↗](../../ownership/#x4 "tree and pragmatics") · The two boys argued about the ownership of the football.[↗](../../ownership/#x5 "tree and pragmatics") · Dog ownership means walking it every day.[↗](../../ownership/#x6 "tree and pragmatics") **ox** — *Everyday, meaning 1:* An ox is a big strong farm animal like a bull, used to pull carts and ploughs.[↗](../../ox/#m1 "tree and pragmatics") *Everyday, meaning 2:* «As strong as an ox» means very strong.[↗](../../ox/#m2 "tree and pragmatics") *Example:* The farmer has 4 oxen.[↗](../../ox/#x1 "tree and pragmatics") · An ox eats 20 pounds of hay a day.[↗](../../ox/#x2 "tree and pragmatics") · Two oxen pull the cart.[↗](../../ox/#x3 "tree and pragmatics") · How many legs do 3 oxen have?[↗](../../ox/#x4 "tree and pragmatics") · An ox is a kind of cattle trained to work.[↗](../../ox/#x5 "tree and pragmatics") · The pioneers' wagon was pulled by an ox.[↗](../../ox/#x6 "tree and pragmatics") · He is as strong as an ox.[↗](../../ox/#x7 "tree and pragmatics") · The ox walked slowly along the furrow.[↗](../../ox/#x8 "tree and pragmatics") · So on he went with his ox.[↗](../../ox/#x9 "tree and pragmatics") · Thou shalt not plow with an ox and an ass together.[↗](../../ox/#x10 "tree and pragmatics") (Torah DEU.22.10, JPS 1917)[↗](../../ox/#x10 "tree and pragmatics") · Thou shalt not muzzle the ox when he treadeth out the corn.[↗](../../ox/#x11 "tree and pragmatics") (Torah DEU.25.4, JPS 1917)[↗](../../ox/#x11 "tree and pragmatics") · These are the beasts which ye may eat: the ox, the sheep, and the goat, (Torah DEU.14.4, JPS 1917)[↗](../../ox/#x12 "tree and pragmatics") · Will the wild-ox be willing to serve thee?[↗](../../ox/#x13 "tree and pragmatics") (Writings JOB.39.9, JPS 1917)[↗](../../ox/#x13 "tree and pragmatics") · Canst thou bind the wild-ox with his band in the furrow?[↗](../../ox/#x14 "tree and pragmatics") (Writings JOB.39.10, JPS 1917)[↗](../../ox/#x14 "tree and pragmatics") · Behold now behemoth, which I made with thee; he eateth grass as an ox.[↗](../../ox/#x15 "tree and pragmatics") (Writings JOB.40.15, JPS 1917)[↗](../../ox/#x15 "tree and pragmatics") **oxalic** — *Everyday, meaning 1:* Oxalic acid: a poisonous acid found in small amounts in plants like rhubarb leaves, sorrel and spinach, also used for cleaning and bleaching.[↗](../../oxalic/#m1 "tree and pragmatics") *Example:* Rhubarb leaves are poisonous because they have oxalic acid in them.[↗](../../oxalic/#x1 "tree and pragmatics") · Spinach contains a little oxalic acid.[↗](../../oxalic/#x2 "tree and pragmatics") · Oxalic acid can remove rust stains from wood.[↗](../../oxalic/#x3 "tree and pragmatics") · Never eat rhubarb leaves, only the stalks.[↗](../../oxalic/#x4 "tree and pragmatics") · The chemist warned that oxalic acid is harmful if swallowed.[↗](../../oxalic/#x5 "tree and pragmatics") · Some kidney stones are made with oxalic acid.[↗](../../oxalic/#x6 "tree and pragmatics") **oxbow** — *Everyday, meaning 1:* An oxbow (oxbow lake) is a curved lake that forms when a bend (meander) of a river is cut off from the main river.[↗](../../oxbow/#m1 "tree and pragmatics") *Everyday, meaning 2:* An oxbow is also a big U-shaped bend in a river.[↗](../../oxbow/#m2 "tree and pragmatics") *Everyday, meaning 3:* An oxbow is a U-shaped wooden collar that fits around an ox's neck to fix it to a yoke.[↗](../../oxbow/#m3 "tree and pragmatics") *Example:* An oxbow lake forms when a meander is cut off.[↗](../../oxbow/#x1 "tree and pragmatics") · We drew a diagram of how an oxbow lake forms.[↗](../../oxbow/#x2 "tree and pragmatics") · The Mississippi River has many oxbow lakes.[↗](../../oxbow/#x3 "tree and pragmatics") · Ducks swam on the quiet oxbow.[↗](../../oxbow/#x4 "tree and pragmatics") · The flood cut through the neck of the meander and made an oxbow.[↗](../../oxbow/#x5 "tree and pragmatics") · The farmer's old ox wore a wooden oxbow.[↗](../../oxbow/#x6 "tree and pragmatics") · Oxbow lakes slowly fill with mud and plants.[↗](../../oxbow/#x7 "tree and pragmatics") **oxen** — *Everyday, meaning 1:* Oxen is the word for more than one ox: big strong farm animals used to pull carts and ploughs.[↗](../../oxen/#m1 "tree and pragmatics") *Example:* The farmer has 6 oxen.[↗](../../oxen/#x1 "tree and pragmatics") · Each pair of oxen pulls a plough.[↗](../../oxen/#x2 "tree and pragmatics") · How many legs do 5 oxen have?[↗](../../oxen/#x3 "tree and pragmatics") · The oxen eat 100 pounds of hay.[↗](../../oxen/#x4 "tree and pragmatics") · Oxen pulled the covered wagons west.[↗](../../oxen/#x5 "tree and pragmatics") · A yoke joins two oxen together.[↗](../../oxen/#x6 "tree and pragmatics") · The oxen rested in the shade after work.[↗](../../oxen/#x7 "tree and pragmatics") · In some countries, oxen still plough the fields.[↗](../../oxen/#x8 "tree and pragmatics") · He was driving a herd of cows and oxen.[↗](../../oxen/#x9 "tree and pragmatics") · And Moses took the wagons and the oxen, and gave them unto the Levites.[↗](../../oxen/#x10 "tree and pragmatics") (Torah NUM.7.6, JPS 1917)[↗](../../oxen/#x10 "tree and pragmatics") · Two wagons and four oxen he gave unto the sons of Gershon, according to their service.[↗](../../oxen/#x11 "tree and pragmatics") (Torah NUM.7.7, JPS 1917)[↗](../../oxen/#x11 "tree and pragmatics") · And Abraham took sheep and oxen, and gave them unto Abimelech; and they two made a covenant.[↗](../../oxen/#x12 "tree and pragmatics") (Torah GEN.21.27, JPS 1917)[↗](../../oxen/#x12 "tree and pragmatics") · And so did they with the oxen.[↗](../../oxen/#x13 "tree and pragmatics") (Writings 2CH.35.12, JPS 1917)[↗](../../oxen/#x13 "tree and pragmatics") · one sea, and the twelve oxen under it.[↗](../../oxen/#x14 "tree and pragmatics") (Writings 2CH.4.15, JPS 1917)[↗](../../oxen/#x14 "tree and pragmatics") · and the one sea, and the twelve oxen under the sea; (Prophets 1KI.7.44, JPS 1917)[↗](../../oxen/#x15 "tree and pragmatics") **oxford** — *Everyday, meaning 1:* Oxford is a city in England, famous for its very old university (a name).[↗](../../oxford/#m1 "tree and pragmatics") *Everyday, meaning 2:* The University of Oxford is one of the oldest universities in the world.[↗](../../oxford/#m2 "tree and pragmatics") *Everyday, meaning 3:* An oxford is a lace-up leather shoe.[↗](../../oxford/#m3 "tree and pragmatics") *Everyday, meaning 4:* An Oxford comma is a comma before «and» in a list (red, white, and blue).[↗](../../oxford/#m4 "tree and pragmatics") *Example:* Oxford is a city full of old stone colleges.[↗](../../oxford/#x1 "tree and pragmatics") · My cousin studies at Oxford University.[↗](../../oxford/#x2 "tree and pragmatics") · We read Oxford Reading Tree books in Year 1.[↗](../../oxford/#x3 "tree and pragmatics") · He wore black oxfords to the wedding.[↗](../../oxford/#x4 "tree and pragmatics") · Should I use an Oxford comma in this list?[↗](../../oxford/#x5 "tree and pragmatics") · The Oxford dictionary has thousands of words.[↗](../../oxford/#x6 "tree and pragmatics") · Mr. Tyrwhitt published, A.D.[↗](../../oxford/#x7 "tree and pragmatics") 1776, a Dissertation on Babrias, and a collection of his fables in choliambic metre found in a MS. in the Bodleian Library at Oxford.[↗](../../oxford/#x7 "tree and pragmatics") **oxide** — *Everyday, meaning 1:* (science) A chemical made when another element joins with oxygen: rust is iron oxide; water is hydrogen oxide.[↗](../../oxide/#m1 "tree and pragmatics") *Example:* Rust is a kind of iron oxide.[↗](../../oxide/#x1 "tree and pragmatics") · Zinc oxide is in some sun creams.[↗](../../oxide/#x2 "tree and pragmatics") · When metals burn, they make oxides.[↗](../../oxide/#x3 "tree and pragmatics") · Carbon dioxide is an oxide of carbon.[↗](../../oxide/#x4 "tree and pragmatics") · Aluminium has a thin oxide layer that protects it.[↗](../../oxide/#x5 "tree and pragmatics") **oxygen** — *Everyday, meaning 1:* A gas in the air that people, animals and plants need to live.[↗](../../oxygen/#m1 "tree and pragmatics") *Everyday, meaning 2:* A chemical element (symbol O) found in air, water and many things.[↗](../../oxygen/#m2 "tree and pragmatics") *Example:* We need oxygen to live.[↗](../../oxygen/#x1 "tree and pragmatics") · Plants give off oxygen.[↗](../../oxygen/#x2 "tree and pragmatics") · Fire needs oxygen to burn.[↗](../../oxygen/#x3 "tree and pragmatics") · Divers carry oxygen tanks.[↗](../../oxygen/#x4 "tree and pragmatics") · Our blood carries oxygen around the body.[↗](../../oxygen/#x5 "tree and pragmatics") · Water is made of hydrogen and oxygen.[↗](../../oxygen/#x6 "tree and pragmatics") · About a fifth of the air is oxygen.[↗](../../oxygen/#x7 "tree and pragmatics") · Put on your own oxygen mask first.[↗](../../oxygen/#x8 "tree and pragmatics") **oxygenate** — *Everyday, meaning 1:* To add oxygen to something, such as water or blood.[↗](../../oxygenate/#m1 "tree and pragmatics") *Everyday, meaning 2:* (oxygenated, adjective) Containing oxygen.[↗](../../oxygenate/#m2 "tree and pragmatics") *e.g.* "oxygenated blood".[↗](../../oxygenate/#m2 "tree and pragmatics") *Example:* The lungs oxygenate the blood with every breath.[↗](../../oxygenate/#x1 "tree and pragmatics") · Pond weed helps to oxygenate the water.[↗](../../oxygenate/#x2 "tree and pragmatics") · A pump oxygenates the water in our class fish tank.[↗](../../oxygenate/#x3 "tree and pragmatics") · Oxygenated blood flows from the heart to the muscles.[↗](../../oxygenate/#x4 "tree and pragmatics") · Waterfalls oxygenate the river as the water splashes.[↗](../../oxygenate/#x5 "tree and pragmatics") · Exercise makes your heart pump oxygenated blood faster.[↗](../../oxygenate/#x6 "tree and pragmatics") **oyster** — *Everyday, meaning 1:* A sea animal with a soft body inside a rough, hinged shell; some are eaten as food.[↗](../../oyster/#m1 "tree and pragmatics") *Everyday, meaning 2:* A pearl oyster: a kind of oyster that can make a pearl inside its shell.[↗](../../oyster/#m2 "tree and pragmatics") *Everyday, meaning 3:* In the saying «the world is your oyster»: you can go anywhere and do anything you choose.[↗](../../oyster/#m3 "tree and pragmatics") *Example:* An oyster has a hard rough shell.[↗](../../oyster/#x1 "tree and pragmatics") · A pearl grows inside an oyster when sand or grit gets in.[↗](../../oyster/#x2 "tree and pragmatics") · Oysters clean the water by filtering it.[↗](../../oyster/#x3 "tree and pragmatics") · Grandad loves eating oysters at the seaside.[↗](../../oyster/#x4 "tree and pragmatics") · You're young and clever — the world is your oyster\![↗](../../oyster/#x5 "tree and pragmatics") · Fishermen collected oysters from the oyster beds.[↗](../../oyster/#x6 "tree and pragmatics") · London's «Oyster card» is used to pay for buses and the Tube.[↗](../../oyster/#x7 "tree and pragmatics") · One day the fisherman went out fishing, and among his catch for the day he brought home three dozen oysters.[↗](../../oyster/#x8 "tree and pragmatics") **ozone** — *Everyday, meaning 1:* A gas made of three oxygen atoms, which forms a layer high in the sky that protects Earth from harmful sunlight.[↗](../../ozone/#m1 "tree and pragmatics") *Everyday, meaning 2:* A sharp smell, like after a thunderstorm or near the sea, that people often call ozone.[↗](../../ozone/#m2 "tree and pragmatics") *Everyday, meaning 3:* (informal, old-fashioned) Fresh, clean air.[↗](../../ozone/#m3 "tree and pragmatics") *Example:* The ozone layer protects us from harmful UV rays.[↗](../../ozone/#x1 "tree and pragmatics") · Some old sprays damaged the ozone.[↗](../../ozone/#x2 "tree and pragmatics") · After the lightning, the air smelled of ozone.[↗](../../ozone/#x3 "tree and pragmatics") · Ozone is made of three oxygen atoms.[↗](../../ozone/#x4 "tree and pragmatics") · On hot smoggy days, ozone near the ground can make breathing hard.[↗](../../ozone/#x5 "tree and pragmatics") · The fridge was labelled ozone-friendly.[↗](../../ozone/#x6 "tree and pragmatics") [1](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/O/) … [22](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/O/page/22/) **23** - ← previous: [page 22](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/O/page/22/) - next →: [P](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/P/) - ↑ back to [The English dictionary](https://md.mova.elamur.ai/free/en/corpora/dictionaries/english/)