---
title: hydraulic — school dictionary · trees and pragmatics
description: «hydraulic» in the school dictionary: Worked by the pressure of a liquid, usually oil or water, pushed through pipes. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# hydraulic

<!-- .vintro -->
**Who acts:** hydraulic arm, We, mechanic, Cars, chair, hydraulic press · **What happens:** work, push, press, do, move, set · **To what, where:** pipes, liquid, dams, water, heavy rocks, hydraulic robot arm

<!-- .vabout -->
«hydraulic» in the school dictionary: its 3 meanings for a pupil and its 7 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: [hydraulic in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/hydraulic.md).

## Meaning 1 {#m1}

<!-- .ven lang=en -->
Worked by the pressure of a liquid, usually oil or water, pushed through pipes.

<!-- fold The tree, 14 words -->
```conllu
# sent_id = dict:school:hydraulic:m1:1
# text = Worked by the pressure of a liquid, usually oil or water, pushed through pipes.
1	Worked	work	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
2	by	by	ADP	IN	_	4	case	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	pressure	pressure	NOUN	NN	Number=Sing	1	obl:agent	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	liquid	liquid	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
8	,	,	PUNCT	,	_	10	punct	_	_
9	usually	usually	ADV	RB	_	10	advmod	_	_
10	oil	oil	NOUN	NN	Number=Sing	7	appos	_	_
11	or	or	CCONJ	CC	_	12	cc	_	_
12	water	water	NOUN	NN	Number=Sing	10	conj	_	SpaceAfter=No
13	,	,	PUNCT	,	_	14	punct	_	_
14	pushed	push	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	conj	_	_
15	through	through	ADP	IN	_	16	case	_	_
16	pipes	pipe	NOUN	NNS	Number=Plur	14	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **work** | participle |  |  |  |  |  |  | vn employment-95.3 «NP V»: agent=Agent |
| 2 | **push** | participle |  |  |  | pipes |  |  | vn push-12-1-1 «NP V PP.trajectory»: agent=Agent through pipe=Trajectory |
| 3 | **press** |  |  | a liquid |  |  |  |  | nom pressure «phenomenon transitive»: of=patient |

<!-- .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}

<!-- .ven lang=en -->
To do with moving water, for example in dams, canals and pipes: hydraulic engineering.

<!-- fold The tree, 14 words -->
```conllu
# sent_id = dict:school:hydraulic:m2:1
# text = To do with moving water, for example in dams, canals and pipes: hydraulic engineering.
1	To	to	PART	TO	_	2	mark	_	_
2	do	do	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	with	with	ADP	IN	_	5	case	_	_
4	moving	move	VERB	VBG	VerbForm=Ger	5	amod	_	_
5	water	water	NOUN	NN	Number=Sing	2	obl	_	SpaceAfter=No
6	,	,	PUNCT	,	_	8	punct	_	_
7	for	for	ADP	IN	_	8	case	_	_
8	example	example	NOUN	NN	Number=Sing	2	obl	_	_
9	in	in	ADP	IN	_	10	case	_	_
10	dams	dam	NOUN	NNS	Number=Plur	2	obl	_	SpaceAfter=No
11	,	,	PUNCT	,	_	12	punct	_	_
12	canals	canal	NOUN	NNS	Number=Plur	10	conj	_	_
13	and	and	CCONJ	CC	_	14	cc	_	_
14	pipes	pipe	NOUN	NNS	Number=Plur	10	conj	_	SpaceAfter=No
15	:	:	PUNCT	:	_	17	punct	_	_
16	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	17	amod	_	_
17	engineering	engineering	NOUN	NN	Number=Sing	10	conj	_	SpaceAfter=No
18	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **do** | to-infinitive |  |  |  | dams and canals and pipes and hydraulic engineering |  | with moving water; for example | vn act-114-1 «NP V»: agent=Agent |
| 2 | **move** | gerund |  |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |

## Meaning 3 {#m3}

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

<!-- .ven lang=en -->
Able to set hard under water.

```conllu
# sent_id = dict:school:hydraulic:m3:1
# text = Able to set hard under water.
1	Able	able	ADJ	JJ	Degree=Pos	0	root	_	_
2	to	to	PART	TO	_	3	mark	_	_
3	set	set	VERB	VB	VerbForm=Inf	1	xcomp	_	_
4	hard	hard	ADV	RB	Degree=Pos	3	advmod	_	_
5	under	under	ADP	IN	_	6	case	_	_
6	water	water	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
7	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **set** | to-infinitive |  |  |  | water |  | hard *property* | vn put-9.1-2 «NP V NP PP.destination»: agent=Agent under water=Destination |

## Example 1 {#x1}

<!-- .ven lang=en -->
The digger's hydraulic arm lifted the heavy rocks.

```conllu
# sent_id = dict:school:hydraulic:x1:1
# text = The digger's hydraulic arm lifted the heavy rocks.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	digger	digger	NOUN	NN	Number=Sing	5	nmod:poss	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	5	amod	_	_
5	arm	arm	NOUN	NN	Number=Sing	6	nsubj	_	_
6	lifted	lift	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	heavy	heavy	ADJ	JJ	Degree=Pos	9	amod	_	_
9	rocks	rock	NOUN	NNS	Number=Plur	6	obj	_	SpaceAfter=No
10	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lift** | past | the digger's hydraulic arm | the heavy rocks |  |  |  |  | vn put\_direction-9.4 «NP V NP»: agent=Agent rock=Theme |

## Example 2 {#x2}

<!-- .ven lang=en -->
We made a hydraulic robot arm using syringes and coloured water.

```conllu
# sent_id = dict:school:hydraulic:x2:1
# text = We made a hydraulic robot arm using syringes and coloured water.
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	2	nsubj	_	_
2	made	make	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
4	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	6	amod	_	_
5	robot	robot	NOUN	NN	Number=Sing	6	compound	_	_
6	arm	arm	NOUN	NN	Number=Sing	2	obj	_	_
7	using	use	VERB	VBG	Tense=Pres|VerbForm=Part	2	advcl	_	_
8	syringes	syringe	NOUN	NNS	Number=Plur	7	obj	_	_
9	and	and	CCONJ	CC	_	11	cc	_	_
10	coloured	coloured	ADJ	JJ	Degree=Pos	11	amod	_	_
11	water	water	NOUN	NN	Number=Sing	8	conj	_	SpaceAfter=No
12	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | past | We | a hydraulic robot arm |  |  |  |  | vn build-26.1-1 «NP V NP»: agent=Agent arm=Product |
| 2 | **use** | gerund | We *not said here* | syringes and coloured water |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent syringe=Patient |

## Example 3 {#x3}

<!-- .ven lang=en -->
The mechanic raised the car on a hydraulic lift.

```conllu
# sent_id = dict:school:hydraulic:x3:1
# text = The mechanic raised the car on a hydraulic lift.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	mechanic	mechanic	NOUN	NN	Number=Sing	3	nsubj	_	_
3	raised	raise	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	car	car	NOUN	NN	Number=Sing	3	obj	_	_
6	on	on	ADP	IN	_	9	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	9	amod	_	_
9	lift	lift	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **raise** | past | the mechanic | the car |  | a hydraulic lift |  |  | vn put\_direction-9.4 «NP V NP PP.destination»: agent=Agent car=Theme on lift=Destination |

## Example 4 {#x4}

<!-- .ven lang=en -->
Cars stop using hydraulic brakes.

```conllu
# sent_id = dict:school:hydraulic:x4:1
# text = Cars stop using hydraulic brakes.
1	Cars	car	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	stop	stop	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	using	use	VERB	VBG	VerbForm=Ger	2	xcomp	_	_
4	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	5	amod	_	_
5	brakes	brake	NOUN	NNS	Number=Plur	3	obj	_	SpaceAfter=No
6	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stop** | present | Cars |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 2 | **use** | gerund | Cars *not said here* | hydraulic brakes |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent brake=Patient |

## Example 5 {#x5}

<!-- .ven lang=en -->
The dentist's chair moves up with a hydraulic pump.

```conllu
# sent_id = dict:school:hydraulic:x5:1
# text = The dentist's chair moves up with a hydraulic pump.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	dentist	dentist	NOUN	NN	Number=Sing	4	nmod:poss	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	chair	chair	NOUN	NN	Number=Sing	5	nsubj	_	_
5	moves	move	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	up	up	ADP	RP	_	5	compound:prt	_	_
7	with	with	ADP	IN	_	10	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	10	amod	_	_
10	pump	pump	NOUN	NN	Number=Sing	5	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move up** | present | the dentist's chair |  |  |  |  | with a hydraulic pump | vn roll-51.3.1 «NP.theme V»: agent=Theme |

## Example 6 {#x6}

<!-- .ven lang=en -->
A hydraulic press can squash a can flat.

```conllu
# sent_id = dict:school:hydraulic:x6:1
# text = A hydraulic press can squash a can flat.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	hydraulic	hydraulic	ADJ	JJ	Degree=Pos	3	amod	_	_
3	press	press	NOUN	NN	Number=Sing	5	nsubj	_	_
4	can	can	AUX	MD	VerbForm=Fin	5	aux	_	_
5	squash	squash	VERB	VB	VerbForm=Inf	0	root	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
7	can	can	AUX	MD	VerbForm=Fin	8	aux	_	_
8	flat	flat	VERB	VB	VerbForm=Inf	5	conj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **squash** | can | a hydraulic press |  |  |  |  |  | vn bump-18.4-1 «NP V together»: agent=Theme |
| 2 | **flat** | can | a hydraulic press *not said here* |  |  |  |  |  | tree rules |

## Example 7 {#x7}

<!-- .ven lang=en -->
The engineer studied hydraulics to design the dam.

```conllu
# sent_id = dict:school:hydraulic:x7:1
# text = The engineer studied hydraulics to design the dam.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	engineer	engineer	NOUN	NN	Number=Sing	4	nsubj	_	_
3	studied	study	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	acl	_	_
4	hydraulics	hydraulic	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	design	design	VERB	VB	VerbForm=Inf	4	xcomp	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	dam	dam	NOUN	NN	Number=Sing	6	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **study** | past | the engineer *not said here* |  |  |  |  |  | vn learn-14-1 «NP V»: agent=Agent |
| 2 | **hydraulic** | present | the engineer |  |  |  |  |  | tree rules |
| 3 | **design** | to-infinitive | the engineer *not said here* | the dam |  |  |  |  | vn create-26.4-1-1 «NP V NP»: agent=Agent dam=Result |

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**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 -->

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