---
title: occlusion — school dictionary · trees and pragmatics
description: «occlusion» in the school dictionary: A blocking or closing of a tube, pipe or blood vessel. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# occlusion

<!-- .vintro -->
**Who acts:** way, you, cold front, One object, Moon, doctor · **What happens:** close, fit together, bite, occlude, catch up, hide · **To what, where:** tube, another, view, front, occlusion, blood vessel

<!-- .vabout -->
«occlusion» 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: [occlusion in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/occlusion.md).

## Meaning 1 {#m1}

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

<!-- .ven lang=en -->
A blocking or closing of a tube, pipe or blood vessel.

```conllu
# sent_id = dict:school:occlusion:m1:1
# text = A blocking or closing of a tube, pipe or blood vessel.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	blocking	blocking	NOUN	NN	Number=Sing	0	root	_	_
3	or	or	CCONJ	CC	_	4	cc	_	_
4	closing	closing	NOUN	NN	Number=Sing	2	conj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	tube	tube	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
8	,	,	PUNCT	,	_	9	punct	_	_
9	pipe	pipe	NOUN	NN	Number=Sing	7	conj	_	_
10	or	or	CCONJ	CC	_	12	cc	_	_
11	blood	blood	NOUN	NN	Number=Sing	12	compound	_	_
12	vessel	vessel	NOUN	NN	Number=Sing	7	conj	_	SpaceAfter=No
13	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **close** |  |  | a tube and pipe or blood vessel |  |  |  |  | nom closing «act 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}

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

<!-- .ven lang=en -->
The way your top and bottom teeth fit together when you bite.

```conllu
# sent_id = dict:school:occlusion:m2:1
# text = The way your top and bottom teeth fit together when you bite.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	way	way	NOUN	NN	Number=Sing	8	nsubj	_	_
3	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	top	top	NOUN	NN	Number=Sing	2	nmod	_	_
5	and	and	CCONJ	CC	_	7	cc	_	_
6	bottom	bottom	NOUN	NN	Number=Sing	7	compound	_	_
7	teeth	tooth	NOUN	NNS	Number=Plur	4	conj	_	_
8	fit	fit	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	together	together	ADV	RB	_	8	advmod	_	_
10	when	when	ADV	WRB	PronType=Int	12	advmod	_	_
11	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	12	nsubj	_	_
12	bite	bite	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	8	advcl	_	SpaceAfter=No
13	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fit together** | present | the way  your top and bottom teeth |  |  |  |  | together *property* | vn adjust-26.9 «NP V S\_ING»: agent=Agent |
| 2 | **bite** | present | you |  |  |  |  |  | vn swat-18.2 «NP V PP»: agent=Agent |

## Meaning 3 {#m3}

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

<!-- .ven lang=en -->
An occluded front, where a cold front catches up with a warm front.

<!-- fold The tree, 13 words -->
```conllu
# sent_id = dict:school:occlusion:m3:1
# text = An occluded front, where a cold front catches up with a warm front.
1	An	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	occluded	occlude	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	amod	_	_
3	front	front	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
4	,	,	PUNCT	,	_	9	punct	_	_
5	where	where	ADV	WRB	PronType=Rel	9	advmod	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
7	cold	cold	ADJ	JJ	Degree=Pos	8	amod	_	_
8	front	front	NOUN	NN	Number=Sing	9	nsubj	_	_
9	catches	catch	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	acl:relcl	_	_
10	up	up	ADP	RP	_	9	compound:prt	_	_
11	with	with	ADP	IN	_	14	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	_	_
13	warm	warm	ADJ	JJ	Degree=Pos	14	amod	_	_
14	front	front	NOUN	NN	Number=Sing	9	obl	_	SpaceAfter=No
15	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **occlude** | participle |  |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **catch up** | present | a cold front |  |  |  |  | with a warm front | vn get-13.5.1 «NP V NP»: agent=Agent |

## Meaning 4 {#m4}

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

<!-- .ven lang=en -->
One object hiding another from view, as when the Moon passes in front of a star.

<!-- fold The tree, 16 words -->
```conllu
# sent_id = dict:school:occlusion:m4:1
# text = One object hiding another from view, as when the Moon passes in front of a star.
1	One	one	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	object	object	NOUN	NN	Number=Sing	0	root	_	_
3	hiding	hide	VERB	VBG	VerbForm=Ger	2	acl	_	_
4	another	another	DET	DT	PronType=Ind	3	obj	_	_
5	from	from	ADP	IN	_	6	case	_	_
6	view	view	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	12	punct	_	_
8	as	as	SCONJ	IN	_	12	mark	_	_
9	when	when	SCONJ	WRB	_	12	mark	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	Moon	Moon	PROPN	NNP	Number=Sing	12	nsubj	_	_
12	passes	pass	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	acl:relcl	_	_
13	in	in	ADP	IN	_	14	case	_	_
14	front	front	NOUN	NN	Number=Sing	12	obl	_	_
15	of	of	ADP	IN	_	17	case	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
17	star	star	NOUN	NN	Number=Sing	14	nmod	_	SpaceAfter=No
18	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hide** | gerund | One object *not said here* | another |  | view |  |  | vn concealment-16-1 «NP V NP PP.beneficiary»: agent=Agent another=Patient from view=Beneficiary |
| 2 | **pass** | present | the Moon |  |  | front of a star |  |  | vn occur-48.3-1 «NP V PP»: agent=Theme in front=Location |

## Example 1 {#x1}

<!-- .ven lang=en -->
The doctor found an occlusion in the blood vessel.

```conllu
# sent_id = dict:school:occlusion:x1:1
# text = The doctor found an occlusion in the blood vessel.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	doctor	doctor	NOUN	NN	Number=Sing	3	nsubj	_	_
3	found	find	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	an	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	occlusion	occlusion	NOUN	NN	Number=Sing	3	obj	_	_
6	in	in	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	blood	blood	NOUN	NN	Number=Sing	9	compound	_	_
9	vessel	vessel	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 | **find** | past | the doctor | a occlusion |  | the blood vessel |  |  | vn discover-84 «NP V NP»: agent=Agent occlusion=Topic |

## Example 2 {#x2}

<!-- .ven lang=en -->
The dentist checked my occlusion to see how my teeth meet.

```conllu
# sent_id = dict:school:occlusion:x2:1
# text = The dentist checked my occlusion to see how my teeth meet.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	dentist	dentist	NOUN	NN	Number=Sing	3	nsubj	_	_
3	checked	check	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	5	nmod:poss	_	_
5	occlusion	occlusion	NOUN	NN	Number=Sing	3	obj	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	see	see	VERB	VB	VerbForm=Inf	3	advcl	_	_
8	how	how	ADV	WRB	PronType=Int	11	advmod	_	_
9	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	teeth	tooth	NOUN	NNS	Number=Plur	11	nsubj	_	_
11	meet	meet	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	advcl	_	SpaceAfter=No
12	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **check** | past | the dentist | my occlusion |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent occlusion=Theme |
| 2 | **see** | to-infinitive | the dentist *not said here* |  |  |  |  |  | vn comprehend-87.2-1-1 «NP V»: agent=Experiencer |
| 3 | **meet** | present | my teeth |  |  |  |  |  | vn meet-36.3-1 «NP V»: agent=Agent |
| 4 | **occlude** |  | my |  |  |  |  |  | nom occlusion «state transitive»: poss=agent |

## Example 3 {#x3}

<!-- .ven lang=en -->
Braces can fix a bad occlusion.

```conllu
# sent_id = dict:school:occlusion:x3:1
# text = Braces can fix a bad occlusion.
1	Braces	brace	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	fix	fix	VERB	VB	VerbForm=Inf	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	bad	bad	ADJ	JJ	Degree=Pos	6	amod	_	_
6	occlusion	occlusion	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 | **fix** | can | Braces | a bad occlusion |  |  |  |  | vn shake-22.3-2 «NP V NP together»: agent=Agent occlusion=Patient |

## Example 4 {#x4}

<!-- .ven lang=en -->
The weather map showed an occlusion bringing rain.

```conllu
# sent_id = dict:school:occlusion:x4:1
# text = The weather map showed an occlusion bringing rain.
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	weather	weather	NOUN	NN	Number=Sing	3	compound	_	_
3	map	map	NOUN	NN	Number=Sing	4	nsubj	_	_
4	showed	show	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
5	an	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	occlusion	occlusion	NOUN	NN	Number=Sing	4	obj	_	_
7	bringing	bring	VERB	VBG	VerbForm=Ger	6	acl	_	_
8	rain	rain	NOUN	NN	Number=Sing	7	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **show** | past | the weather map | a occlusion |  |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent occlusion=Recipient |
| 2 | **bring** | gerund | a occlusion *not said here* | rain |  |  |  |  | vn bring-11.3-1 «NP V NP together»: agent=Agent rain=Theme |

## Example 5 {#x5}

<!-- .ven lang=en -->
An eclipse is a kind of occlusion of the Sun.

```conllu
# sent_id = dict:school:occlusion:x5:1
# text = An eclipse is a kind of occlusion of the Sun.
1	An	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	eclipse	eclipse	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	kind	kind	NOUN	NN	Number=Sing	0	root	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	occlusion	occlusion	NOUN	NN	Number=Sing	5	nmod	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	Sun.	Sunday	PROPN	NNP	Number=Sing	7	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | a eclipse | a kind |  |  |  | of occlusion of the Sun. | tree rules |
| 2 | **occlude** |  |  | the Sun. |  |  |  |  | nom occlusion «state transitive»: of=patient |

## Example 6 {#x6}

<!-- .ven lang=en -->
In video games, occlusion means hiding objects behind others.

```conllu
# sent_id = dict:school:occlusion:x6:1
# text = In video games, occlusion means hiding objects behind others.
1	In	in	ADP	IN	_	3	case	_	_
2	video	video	NOUN	NN	Number=Sing	3	compound	_	_
3	games	game	NOUN	NNS	Number=Plur	6	obl	_	SpaceAfter=No
4	,	,	PUNCT	,	_	3	punct	_	_
5	occlusion	occlusion	NOUN	NN	Number=Sing	6	nsubj	_	_
6	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	hiding	hide	VERB	VBG	VerbForm=Ger	6	xcomp	_	_
8	objects	object	NOUN	NNS	Number=Plur	7	obj	_	_
9	behind	behind	ADP	IN	_	10	case	_	_
10	others	other	NOUN	NNS	Number=Plur	7	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present | occlusion |  |  | video games |  |  | vn intend-61.2-1 «NP V S»: agent=Agent clause=Topic |
| 2 | **hide** *not said to happen* | gerund | occlusion *not said here* | objects |  | others |  |  | vn concealment-16-1 «NP V NP PP.location»: agent=Agent object=Patient behind other=Location |

<!-- 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 -->

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