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# submarine

«submarine» in Mova's school dictionary: **a ship that can travel under the water as well as on top…** — its meaning for a pupil, its sense in the lessons and examples, with 5 sentences of Mova's corpora that use it.

### part of speech

noun (a submarine, submarines); adjective (submarine — under the sea)

### meaning for a pupil

1) A submarine is a ship that can travel under the water as well as on top of it. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#m1)

2) (adjective, formal) Submarine means under the sea: "submarine cables". [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#m2)

3) (USA) A submarine sandwich (a sub) is a long bread roll filled with meat, cheese and salad. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#m3)

### sense in the lessons

In science, submarines fill tanks with water to sink and blow the water out with air to rise — this shows floating and sinking. In stories and history, submarines are used for exploring and in wars. Phrases: nuclear submarine, yellow submarine, submarine sandwich, by submarine.

### examples

- The submarine dived deep under the ocean. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#x1)
- A submarine fills its tanks with water to sink. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#x2)
- Sailors on a submarine use a periscope to see above the water. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#x3)
- Submarine cables carry the internet under the sea. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#x4)
- I ordered a turkey submarine for lunch. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#x5)
- The submarine travelled 300 kilometres in 10 hours, so 30 kilometres an hour. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/#x6)

### note

Countable. Short form: sub. The prefix sub- means under (subway, submerge). "Underwater" is the everyday word for the adjective sense.

### In the corpora

- [pre- means before (preview, prehistoric); sub- means under (submarine, subway).](https://md.mova.elamur.ai/free/en/corpora/school/english/12-prefixes-un-dis-mis-re-pre-in-im-il-ir/20/)
- [The war brought new machines such as tanks, aeroplanes, submarines and machine guns, which made it far deadlier than earlier wars.](https://md.mova.elamur.ai/free/en/corpora/school/history/33-the-first-world-war/11/)
- [A submarine fills tanks with seawater to sink and blows them out with air to rise.](https://md.mova.elamur.ai/free/en/corpora/school/physics/12-ice-submarines-and-balloons/7/)
- [Big nuclear submarines make their own oxygen from seawater using electricity.](https://md.mova.elamur.ai/free/en/corpora/school/technology/24-ships-ports-and-submarines/12/)
- [A submarine can choose to float or sink.](https://md.mova.elamur.ai/free/en/corpora/school/world/83-floating-and-sinking/10/)

### Trees and pragmatics

[Every meaning and example of «submarine» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/submarine/), each sentence with its dependency tree and frames.