---
title: os — school dictionary · trees and pragmatics
description: «os» in the school dictionary: OS is short for "operating system", the main program that runs a computer or phone, like Windows, macOS, Android or iOS. Every meaning for a pupil with its dependency tree and pragmatics.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/os/)

<!-- crumbs -->
[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/) / [school dictionary](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/) / [O](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/) / os

# os

<!-- .vintro -->
**Who acts:** OS, main program, OS maps, phone, Android, We · **What happens:** be, run, use, mean, need, walk · **To what, where:** computer, detailed maps, bone, French, one size, OS update · **Speech:** someone speaks here

<!-- .vabout -->
«os» in the school dictionary: its 4 meanings for a pupil and its 6 examples, every sentence parsed by Mova itself — its syntax tree, a dependency tree in the style of Universal Dependencies, and its pragmatics clause by clause. The word in the dictionary, with its sense in the lessons: [os in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/os.md).

## Meaning 1 {#m1}

<!-- .note -->
Usage: computing — kept apart, not parsed.

<!-- .ven lang=en -->
OS is short for "operating system", the main program that runs a computer or phone, like Windows, macOS, Android or iOS.

<!-- fold The tree, 21 words -->
```conllu
# sent_id = dict:school:os:m1:1
# text = OS is short for "operating system", the main program that runs a computer or phone, like Windows, macOS, Android or iOS.
1	OS	os	NOUN	NN	Number=Sing	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	short	short	ADJ	JJ	Degree=Pos	0	root	_	_
4	for	for	ADP	IN	_	7	case	_	_
5	"	"	PUNCT	``	_	7	punct	_	SpaceAfter=No
6	operating	operating	NOUN	NN	Number=Sing	7	compound	_	_
7	system	system	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
8	"	"	PUNCT	''	_	7	punct	_	SpaceAfter=No
9	,	,	PUNCT	,	_	12	punct	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
11	main	main	ADJ	JJ	Degree=Pos	12	amod	_	_
12	program	program	NOUN	NN	Number=Sing	7	appos	_	_
13	that	that	PRON	WDT	PronType=Rel	14	nsubj	_	_
14	runs	run	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	acl:relcl	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	computer	computer	NOUN	NN	Number=Sing	14	obj	_	_
17	or	or	CCONJ	CC	_	18	cc	_	_
18	phone	phone	NOUN	NN	Number=Sing	16	conj	_	SpaceAfter=No
19	,	,	PUNCT	,	_	21	punct	_	_
20	like	like	ADP	IN	_	21	case	_	_
21	Windows	window	NOUN	NNS	Number=Plur	14	obl	_	SpaceAfter=No
22	,	,	PUNCT	,	_	23	punct	_	_
23	macOS	maco	NOUN	NNS	Number=Plur	21	conj	_	SpaceAfter=No
24	,	,	PUNCT	,	_	25	punct	_	_
25	Android	Android	PROPN	NNP	Number=Sing	21	nmod	_	_
26	or	or	CCONJ	CC	_	27	cc	_	_
27	iOS	io	NOUN	NNS	Number=Plur	25	conj	_	SpaceAfter=No
28	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | OS |  |  |  |  | for operating system; short *property* | tree rules |
| 2 | **run** | present | the main program | a computer or phone |  |  |  | like Windows  Android or iOS and macOS | vn run-51.3.2-2-1 «NP V NP»: agent=Theme computer=Trajectory |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## Meaning 2 {#m2}

<!-- .note -->
Usage: UK — kept apart, not parsed.

<!-- .ven lang=en -->
OS is short for Ordnance Survey, the national mapping agency of Great Britain; "OS maps" are detailed maps used for walking.

<!-- fold The tree, 21 words -->
```conllu
# sent_id = dict:school:os:m2:1
# text = OS is short for Ordnance Survey, the national mapping agency of Great Britain; "OS maps" are detailed maps used for walking.
1	OS	os	NOUN	NN	Number=Sing	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	short	short	ADJ	JJ	Degree=Pos	0	root	_	_
4	for	for	ADP	IN	_	6	case	_	_
5	Ordnance	Ordnance	PROPN	NNP	Number=Sing	6	compound	_	_
6	Survey	Survey	PROPN	NNP	Number=Sing	3	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	11	punct	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
9	national	national	ADJ	JJ	Degree=Pos	11	amod	_	_
10	mapping	mapping	NOUN	NN	Number=Sing	11	compound	_	_
11	agency	agency	NOUN	NN	Number=Sing	6	appos	_	_
12	of	of	ADP	IN	_	14	case	_	_
13	Great	Great	PROPN	NNP	Number=Sing	14	flat	_	_
14	Britain	Britain	PROPN	NNP	Number=Sing	11	nmod	_	SpaceAfter=No
15	;	;	PUNCT	,	_	22	punct	_	_
16	"	"	PUNCT	``	_	18	punct	_	SpaceAfter=No
17	OS	os	NOUN	NN	Number=Sing	18	compound	_	_
18	maps	map	NOUN	NNS	Number=Plur	22	nsubj	_	SpaceAfter=No
19	"	"	PUNCT	''	_	18	punct	_	_
20	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	22	cop	_	_
21	detailed	detailed	ADJ	JJ	Degree=Pos	22	amod	_	_
22	maps	map	NOUN	NNS	Number=Plur	3	parataxis	_	_
23	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	22	acl	_	_
24	for	for	ADP	IN	_	25	case	_	_
25	walking	walking	NOUN	NN	Number=Sing	23	obl	_	SpaceAfter=No
26	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | OS |  |  |  |  | for Ordnance Survey; short *property* | tree rules |
| 2 | **is a** | present | OS maps | detailed maps |  |  |  |  | tree rules |
| 3 | **use** | participle |  | detailed maps *not said here* |  |  |  | for walking | vn eat-39.1 «NP V»: agent=Agent |

## Meaning 3 {#m3}

<!-- .note -->
Usage: Latin, medicine — kept apart, not parsed.

<!-- .ven lang=en -->
"os" means bone (plural "ossa") or mouth (plural "ora") in Latin; also (French) "os" means bone.

<!-- fold The tree, 16 words -->
```conllu
# sent_id = dict:school:os:m3:1
# text = "os" means bone (plural "ossa") or mouth (plural "ora") in Latin; also (French) "os" means bone.
1	"	"	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	os	os	NOUN	NN	Number=Sing	4	nsubj	_	SpaceAfter=No
3	"	"	PUNCT	''	_	2	punct	_	_
4	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	bone	bone	NOUN	NN	Number=Sing	4	obj	_	_
6	(	(	PUNCT	-LRB-	_	9	punct	_	SpaceAfter=No
7	plural	plural	ADJ	JJ	Degree=Pos	9	amod	_	_
8	"	"	PUNCT	``	_	9	punct	_	SpaceAfter=No
9	ossa	ossa	NOUN	NN	Number=Sing	5	appos	_	SpaceAfter=No
10	"	"	PUNCT	''	_	9	punct	_	SpaceAfter=No
11	)	)	PUNCT	-RRB-	_	9	punct	_	_
12	or	or	CCONJ	CC	_	13	cc	_	_
13	mouth	mouth	NOUN	NN	Number=Sing	5	conj	_	_
14	(	(	PUNCT	-LRB-	_	17	punct	_	SpaceAfter=No
15	plural	plural	ADJ	JJ	Degree=Pos	17	amod	_	_
16	"	"	PUNCT	``	_	17	punct	_	SpaceAfter=No
17	ora	ora	NOUN	NN	Number=Sing	5	appos	_	SpaceAfter=No
18	"	"	PUNCT	''	_	17	punct	_	SpaceAfter=No
19	)	)	PUNCT	-RRB-	_	17	punct	_	_
20	in	in	ADP	IN	_	21	case	_	_
21	Latin	Latin	PROPN	NNP	Number=Sing	5	nmod	_	SpaceAfter=No
22	;	;	PUNCT	,	_	30	punct	_	_
23	also	also	ADV	RB	_	30	advmod	_	_
24	(	(	PUNCT	-LRB-	_	25	punct	_	SpaceAfter=No
25	French	French	PROPN	NNP	Number=Sing	30	obl	_	SpaceAfter=No
26	)	)	PUNCT	-RRB-	_	25	punct	_	_
27	"	"	PUNCT	``	_	28	punct	_	SpaceAfter=No
28	os	os	NOUN	NN	Number=Sing	30	nsubj	_	SpaceAfter=No
29	"	"	PUNCT	''	_	28	punct	_	_
30	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	parataxis	_	_
31	bone	bone	NOUN	NN	Number=Sing	30	obj	_	SpaceAfter=No
32	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present | os | bone or mouth |  |  |  | in Latin | vn representation-110.1 «NP V NP PP.attribute»: agent=Pivot bone=Theme in latin=Attribute |
| 2 | **mean** | present | os | French |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent bone=Topic |

## Meaning 4 {#m4}

<!-- .note -->
Usage: clothing — kept apart, not parsed.

<!-- .ven lang=en -->
OS can mean "one size" or "oversized".

```conllu
# sent_id = dict:school:os:m4:1
# text = OS can mean "one size" or "oversized".
1	OS	os	NOUN	NN	Number=Sing	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	mean	mean	VERB	VB	VerbForm=Inf	0	root	_	_
4	"	"	PUNCT	``	_	6	punct	_	SpaceAfter=No
5	one	one	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
6	size	size	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
7	"	"	PUNCT	''	_	6	punct	_	_
8	or	or	CCONJ	CC	_	10	cc	_	_
9	"	"	PUNCT	``	_	10	punct	_	SpaceAfter=No
10	oversized	oversized	ADJ	JJ	Degree=Pos	6	conj	_	SpaceAfter=No
11	"	"	PUNCT	''	_	10	punct	_	SpaceAfter=No
12	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | can | OS | one size |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent size=Topic |

## Example 1 {#x1}

<!-- .ven lang=en -->
My phone needs an OS update.

```conllu
# sent_id = dict:school:os:x1:1
# text = My phone needs an OS update.
1	My	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	phone	phone	NOUN	NN	Number=Sing	3	nsubj	_	_
3	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	an	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	OS	os	NOUN	NN	Number=Sing	6	compound	_	_
6	update	update	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
7	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | My phone | a OS update |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot update=Theme |

## Example 2 {#x2}

<!-- .ven lang=en -->
Android and iOS are mobile OSs.

```conllu
# sent_id = dict:school:os:x2:1
# text = Android and iOS are mobile OSs.
1	Android	android	NOUN	NN	Number=Sing	6	nsubj	_	_
2	and	and	CCONJ	CC	_	3	cc	_	_
3	iOS	io	NOUN	NNS	Number=Plur	1	conj	_	_
4	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
5	mobile	mobile	ADJ	JJ	Degree=Pos	6	amod	_	_
6	OSs	OSs	PROPN	NNP	Number=Sing	0	root	_	SpaceAfter=No
7	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Android and iOS | mobile OSs |  |  |  |  | tree rules |

## Example 3 {#x3}

<!-- .ven lang=en -->
We used an OS map on our Duke of Edinburgh walk.

```conllu
# sent_id = dict:school:os:x3:1
# text = We used an OS map on our Duke of Edinburgh walk.
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	2	nsubj	_	_
2	used	use	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	an	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	OS	OS	PROPN	NNP	Number=Sing	5	compound	_	_
5	map	map	NOUN	NN	Number=Sing	2	obj	_	_
6	on	on	ADP	IN	_	8	case	_	_
7	our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	Duke	Duke	PROPN	NNP	Number=Sing	11	obl	_	_
9	of	of	ADP	IN	_	10	case	_	_
10	Edinburgh	Edinburgh	PROPN	NNP	Number=Sing	8	nmod	_	_
11	walk	walk	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	2	conj	_	SpaceAfter=No
12	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | past | We | a OS map |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent map=Patient |
| 2 | **walk** | present | We *not said here* |  |  |  |  | on our Duke of Edinburgh | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on duke=Trajectory |

## Example 4 {#x4}

<!-- .ven lang=en -->
OS maps show footpaths, churches and contour lines.

```conllu
# sent_id = dict:school:os:x4:1
# text = OS maps show footpaths, churches and contour lines.
1	OS	os	NOUN	NN	Number=Sing	2	compound	_	_
2	maps	map	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	show	show	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	footpaths	footpath	NOUN	NNS	Number=Plur	3	obj	_	SpaceAfter=No
5	,	,	PUNCT	,	_	6	punct	_	_
6	churches	church	NOUN	NNS	Number=Plur	4	conj	_	_
7	and	and	CCONJ	CC	_	9	cc	_	_
8	contour	contour	NOUN	NN	Number=Sing	9	compound	_	_
9	lines	line	NOUN	NNS	Number=Plur	4	conj	_	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **show** | present | OS maps | footpaths and churches and contour lines |  |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent footpath=Recipient |

## Example 5 {#x5}

<!-- .ven lang=en -->
In Latin, "os" means bone.

```conllu
# sent_id = dict:school:os:x5:1
# text = In Latin, "os" means bone.
1	In	in	ADP	IN	_	2	case	_	_
2	Latin	Latin	PROPN	NNP	Number=Sing	7	obl	_	SpaceAfter=No
3	,	,	PUNCT	,	_	2	punct	_	_
4	"	"	PUNCT	``	_	5	punct	_	SpaceAfter=No
5	os	os	NOUN	NN	Number=Sing	7	nsubj	_	SpaceAfter=No
6	"	"	PUNCT	''	_	5	punct	_	_
7	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	bone	bone	NOUN	NN	Number=Sing	7	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present | os | bone |  |  |  | in Latin | vn representation-110.1 «NP V NP PP.attribute»: agent=Pivot bone=Theme in latin=Attribute |

## Example 6 {#x6}

<!-- .ven lang=en -->
The label on the hoodie said OS, meaning one size.

```conllu
# sent_id = dict:school:os:x6:1
# text = The label on the hoodie said OS, meaning one size.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	label	label	NOUN	NN	Number=Sing	6	nsubj	_	_
3	on	on	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	hoodie	hoodie	NOUN	NN	Number=Sing	2	nmod	_	_
6	said	say	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
7	OS	OS	PROPN	NNP	Number=Sing	6	nsubj	_	SpaceAfter=No
8	,	,	PUNCT	,	_	9	punct	_	_
9	meaning	mean	VERB	VBG	Tense=Pres|VerbForm=Part	6	advcl	_	_
10	one	one	NUM	CD	NumForm=Word|NumType=Card	11	nummod	_	_
11	size	size	NOUN	NN	Number=Sing	9	obj	_	SpaceAfter=No
12	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | past | the label on the hoodie |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent |
| 2 | **mean** | gerund | the label on the hoodie *not said here* | one size |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent size=Topic |

<!-- div src -->

**Text:** the school dictionary of Mova's schools (`world/data/dictionary-schools/`), written for Mova. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each meaning and example read on its own. Elamur Cosmic License.

<!-- /div -->

<!-- pn -->
- ← previous: [oryx](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/oryx/)
- next →: [oscar](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/oscar/)
- ↑ back to [O in school dictionary](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/O/)