---
title: propeller — school dictionary · trees and pragmatics
description: «propeller» in the school dictionary: A propeller is a set of blades that spin around to push a boat, ship or aircraft forward. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# propeller

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**Who acts:** propeller, blades, Old planes, We, you · **What happens:** be, spin around, push, churn up, have, make · **To what, where:** set, boat, water, propeller, front, car

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«propeller» in the school dictionary: its meaning 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: [propeller in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/propeller.md).

## Meaning 1 {#m1}

<!-- .ven lang=en -->
A propeller is a set of blades that spin around to push a boat, ship or aircraft forward.

<!-- fold The tree, 18 words -->
```conllu
# sent_id = dict:school:propeller:m1:1
# text = A propeller is a set of blades that spin around to push a boat, ship or aircraft forward.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	propeller	propeller	NOUN	NN	Number=Sing	5	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	set	set	NOUN	NN	Number=Sing	0	root	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	blades	blade	NOUN	NNS	Number=Plur	5	nmod	_	_
8	that	that	PRON	WDT	PronType=Rel	9	nsubj	_	_
9	spin	spin	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	acl:relcl	_	_
10	around	around	ADV	RB	_	9	advmod	_	_
11	to	to	PART	TO	_	12	mark	_	_
12	push	push	VERB	VB	VerbForm=Inf	9	advcl	_	_
13	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	_	_
14	boat	boat	NOUN	NN	Number=Sing	12	obj	_	SpaceAfter=No
15	,	,	PUNCT	,	_	16	punct	_	_
16	ship	ship	NOUN	NN	Number=Sing	14	conj	_	_
17	or	or	CCONJ	CC	_	18	cc	_	_
18	aircraft	aircraft	NOUN	NN	Number=Sing	14	conj	_	_
19	forward	forward	ADV	RB	_	12	advmod	_	SpaceAfter=No
20	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | a propeller | a set |  |  |  | of blades | tree rules |
| 2 | **spin around** | present | blades |  |  |  |  | around *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 3 | **push** | to-infinitive | blades *not said here* | a boat and ship or aircraft |  |  |  | forward *property* | vn carry-11.4-1-1 «NP V NP»: agent=Agent boat=Theme |

<!-- .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.

## Example 1 {#x1}

<!-- .ven lang=en -->
The boat's propeller churned up the water.

```conllu
# sent_id = dict:school:propeller:x1:1
# text = The boat's propeller churned up the water.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	boat	boat	NOUN	NN	Number=Sing	4	nmod:poss	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	propeller	propeller	NOUN	NN	Number=Sing	5	nsubj	_	_
5	churned	churn	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
6	up	up	ADP	RP	_	5	compound:prt	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	water	water	NOUN	NN	Number=Sing	5	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **churn up** | past | the boat's propeller | the water |  |  |  |  | vn build-26.1 «NP V NP»: agent=Agent water=Product |

## Example 2 {#x2}

<!-- .ven lang=en -->
Old planes had a propeller at the front.

```conllu
# sent_id = dict:school:propeller:x2:1
# text = Old planes had a propeller at the front.
1	Old	old	ADJ	JJ	Degree=Pos	2	amod	_	_
2	planes	plane	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	had	have	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	propeller	propeller	NOUN	NN	Number=Sing	3	obj	_	_
6	at	at	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	front	front	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
9	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | past | Old planes | a propeller |  | the front |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent propeller=Patient |

## Example 3 {#x3}

<!-- .ven lang=en -->
We made a car with an elastic-band propeller.

```conllu
# sent_id = dict:school:propeller:x3:1
# text = We made a car with an elastic-band propeller.
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	4	det	_	_
4	car	car	NOUN	NN	Number=Sing	2	obj	_	_
5	with	with	ADP	IN	_	10	case	_	_
6	an	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
7	elastic	elastic	NOUN	NN	Number=Sing	9	compound	_	SpaceAfter=No
8	-	-	PUNCT	HYPH	_	7	punct	_	SpaceAfter=No
9	band	band	NOUN	NN	Number=Sing	10	compound	_	_
10	propeller	propeller	NOUN	NN	Number=Sing	2	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | past | We | a car |  |  |  | with a band propeller | vn build-26.1-1 «NP V NP»: agent=Agent car=Product |

## Example 4 {#x4}

<!-- .ven lang=en -->
Keep your hands away from the drone's propellers.

```conllu
# sent_id = dict:school:propeller:x4:1
# text = Keep your hands away from the drone's propellers.
1	Keep	keep	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	3	nmod:poss	_	_
3	hands	hand	NOUN	NNS	Number=Plur	1	obj	_	_
4	away	away	ADV	RB	_	1	advmod	_	_
5	from	from	ADP	IN	_	9	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	drone	drone	NOUN	NN	Number=Sing	9	nmod:poss	_	SpaceAfter=No
8	's	's	PART	POS	_	7	case	_	_
9	propellers	propeller	NOUN	NNS	Number=Plur	4	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | imperative | you *not said here* | your hands |  |  |  | away *property* | vn keep-15.2 «NP V NP»: agent=Agent hand=Theme |

## Example 5 {#x5}

<!-- .ven lang=en -->
The propeller started to spin faster and faster.

```conllu
# sent_id = dict:school:propeller:x5:1
# text = The propeller started to spin faster and faster.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	propeller	propeller	NOUN	NN	Number=Sing	3	nsubj	_	_
3	started	start	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	spin	spin	VERB	VB	VerbForm=Inf	3	xcomp	_	_
6	faster	fast	ADV	RBR	Degree=Cmp	5	advmod	_	_
7	and	and	CCONJ	CC	_	8	cc	_	_
8	faster	fast	ADJ	JJR	Degree=Cmp	6	conj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **start** | past | the propeller |  |  |  |  |  | vn begin-55.1-1-1 «NP V S\_INF»: agent=Agent clause=Eventuality |
| 2 | **spin** | to-infinitive | the propeller *not said here* |  |  |  |  | fast *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |

## Example 6 {#x6}

<!-- .ven lang=en -->
A ship's propeller is under the water at the back.

```conllu
# sent_id = dict:school:propeller:x6:1
# text = A ship's propeller is under the water at the back.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	ship	ship	NOUN	NN	Number=Sing	4	nmod:poss	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	propeller	propeller	NOUN	NN	Number=Sing	8	nsubj	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
6	under	under	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	water	water	NOUN	NN	Number=Sing	0	root	_	_
9	at	at	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	back	back	NOUN	NN	Number=Sing	8	nmod	_	SpaceAfter=No
12	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | a ship's propeller |  |  | the water |  | at the back | tree rules |

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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.

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