---
title: aa — school dictionary · trees and pragmatics
description: «aa» in the school dictionary: Aa (from Hawaiian «ʻaʻā») is a kind of lava that cools into rough, sharp, jagged lumps. 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/A/aa/)

<!-- 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/) / [A](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/) / aa

# aa

<!-- .vintro -->
**Who acts:** Aa, kind, Automobile Association, cars, group, people · **What happens:** be, cool, use, help, break down, mean · **To what, where:** kind, rough sharp jagged lumps, battery size, small cylinder battery, remote controls, Automobile Association · **Speech:** someone speaks here

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

## Meaning 1 {#m1}

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

<!-- .ven lang=en -->
Aa (from Hawaiian «ʻaʻā») is a kind of lava that cools into rough, sharp, jagged lumps.

<!-- fold The tree, 16 words -->
```conllu
# sent_id = dict:school:aa:m1:1
# text = Aa (from Hawaiian «ʻaʻā») is a kind of lava that cools into rough, sharp, jagged lumps.
1	Aa	AA	NOUN	NN	Number=Sing	11	nsubj	_	_
2	(	(	PUNCT	-LRB-	_	6	punct	_	SpaceAfter=No
3	from	from	ADP	IN	_	4	case	_	_
4	Hawaiian	Hawaiian	PROPN	NNP	Number=Sing	6	nmod	_	_
5	«	«	PUNCT	``	_	6	punct	_	SpaceAfter=No
6	ʻaʻā	ʻaʻā	NOUN	NN	Number=Sing	1	appos	_	SpaceAfter=No
7	»	»	PUNCT	''	_	6	punct	_	SpaceAfter=No
8	)	)	PUNCT	-RRB-	_	6	punct	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	cop	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	kind	kind	NOUN	NN	Number=Sing	0	root	_	_
12	of	of	ADP	IN	_	13	case	_	_
13	lava	lava	NOUN	NN	Number=Sing	11	nmod	_	_
14	that	that	PRON	WDT	PronType=Rel	15	nsubj	_	_
15	cools	cool	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	acl:relcl	_	_
16	into	into	ADP	IN	_	22	case	_	_
17	rough	rough	ADJ	JJ	Degree=Pos	22	amod	_	SpaceAfter=No
18	,	,	PUNCT	,	_	17	punct	_	_
19	sharp	sharp	ADJ	JJ	Degree=Pos	22	amod	_	SpaceAfter=No
20	,	,	PUNCT	,	_	19	punct	_	_
21	jagged	jagged	ADJ	JJ	Degree=Pos	22	amod	_	_
22	lumps	lump	NOUN	NNS	Number=Plur	15	obl	_	SpaceAfter=No
23	.	.	PUNCT	.	_	11	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Aa | a kind |  |  |  | of lava | tree rules |
| 2 | **cool** | present | a kind |  |  | rough sharp jagged lumps |  |  | vn other\_cos-45.4 «NP.patient V»: agent=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: abbreviation — kept apart, not parsed.

<!-- .ven lang=en -->
AA is a battery size: a small cylinder battery used in remote controls and toys («AA batteries»).

<!-- fold The tree, 17 words -->
```conllu
# sent_id = dict:school:aa:m2:1
# text = AA is a battery size: a small cylinder battery used in remote controls and toys («AA batteries»).
1	AA	AA	NOUN	NN	Number=Sing	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	battery	battery	NOUN	NN	Number=Sing	5	compound	_	_
5	size	size	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
6	:	:	PUNCT	:	_	10	punct	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
8	small	small	ADJ	JJ	Degree=Pos	10	amod	_	_
9	cylinder	cylinder	NOUN	NN	Number=Sing	10	compound	_	_
10	battery	battery	NOUN	NN	Number=Sing	5	conj	_	_
11	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	10	acl	_	_
12	in	in	ADP	IN	_	14	case	_	_
13	remote	remote	ADJ	JJ	Degree=Pos	14	amod	_	_
14	controls	control	NOUN	NNS	Number=Plur	11	obl	_	_
15	and	and	CCONJ	CC	_	16	cc	_	_
16	toys	toy	NOUN	NNS	Number=Plur	14	conj	_	_
17	(	(	PUNCT	-LRB-	_	20	punct	_	SpaceAfter=No
18	«	«	PUNCT	``	_	20	punct	_	SpaceAfter=No
19	AA	AA	NOUN	NN	Number=Sing	20	compound	_	_
20	batteries	battery	NOUN	NNS	Number=Plur	16	appos	_	SpaceAfter=No
21	»	»	PUNCT	''	_	20	punct	_	SpaceAfter=No
22	)	)	PUNCT	-RRB-	_	20	punct	_	SpaceAfter=No
23	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | AA | a battery size and a small cylinder battery |  |  |  |  | tree rules |
| 2 | **use** | participle |  | a small cylinder battery *not said here* |  | remote controls and toys |  |  | vn eat-39.1 «NP V»: agent=Agent |

## Meaning 3 {#m3}

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

<!-- .ven lang=en -->
The AA is the Automobile Association, which helps drivers whose cars break down.

<!-- fold The tree, 13 words -->
```conllu
# sent_id = dict:school:aa:m3:1
# text = The AA is the Automobile Association, which helps drivers whose cars break down.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	AA	AA	NOUN	NN	Number=Sing	6	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	Automobile	Automobile	PROPN	NNP	Number=Sing	6	compound	_	_
6	Association	Association	PROPN	NNP	Number=Sing	0	root	_	SpaceAfter=No
7	,	,	PUNCT	,	_	9	punct	_	_
8	which	which	PRON	WDT	PronType=Rel	9	nsubj	_	_
9	helps	help	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	acl:relcl	_	_
10	drivers	driver	NOUN	NNS	Number=Plur	9	obj	_	_
11	whose	whose	PRON	WP$	Poss=Yes|PronType=Rel	12	nmod:poss	_	_
12	cars	car	NOUN	NNS	Number=Plur	13	nsubj	_	_
13	break	break	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	10	acl:relcl	_	_
14	down	down	ADP	RP	_	13	compound:prt	_	SpaceAfter=No
15	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the AA | the Automobile Association |  |  |  |  | tree rules |
| 2 | **help** | present | the Automobile Association |  | drivers |  |  |  | vn help-72.1-1-1 «NP V NP»: agent=Agent driver=Beneficiary |
| 3 | **break down** | present | cars |  |  |  |  |  | vn break-45.1 «NP.patient V»: agent=Patient |

## Meaning 4 {#m4}

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

<!-- .ven lang=en -->
AA also means Alcoholics Anonymous, a group that helps people stop drinking alcohol.

<!-- fold The tree, 13 words -->
```conllu
# sent_id = dict:school:aa:m4:1
# text = AA also means Alcoholics Anonymous, a group that helps people stop drinking alcohol.
1	AA	AA	NOUN	NN	Number=Sing	3	nsubj	_	_
2	also	also	ADV	RB	_	3	advmod	_	_
3	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	Alcoholics	Alcoholic	PROPN	NNPS	Number=Plur	3	obj	_	_
5	Anonymous	anonymous	ADJ	JJ	Degree=Pos	4	amod	_	SpaceAfter=No
6	,	,	PUNCT	,	_	8	punct	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	group	group	NOUN	NN	Number=Sing	4	appos	_	_
9	that	that	PRON	WDT	PronType=Rel	10	nsubj	_	_
10	helps	help	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	acl:relcl	_	_
11	people	people	NOUN	NNS	Number=Plur	10	obj	_	_
12	stop	stop	VERB	VB	VerbForm=Inf	10	xcomp	_	_
13	drinking	drink	VERB	VBG	VerbForm=Ger	12	xcomp	_	_
14	alcohol	alcohol	NOUN	NN	Number=Sing	13	obj	_	SpaceAfter=No
15	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present | AA | Alcoholics |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent alcoholic=Topic |
| 2 | **help** | present | a group | people |  |  |  |  | vn help-72.1-1-1 «NP V NP S\_INF»: agent=Agent people=Beneficiary clause=Theme |
| 3 | **stop** | infinitive | people *not said here* |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 4 | **drink** | gerund | people *not said here* | alcohol |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent alcohol=Patient |

## Example 1 {#x1}

<!-- .ven lang=en -->
Aa lava is rough and sharp, so you must never walk on it.

<!-- fold The tree, 13 words -->
```conllu
# sent_id = dict:school:aa:x1:1
# text = Aa lava is rough and sharp, so you must never walk on it.
1	Aa	AA	NOUN	NN	Number=Sing	2	compound	_	_
2	lava	lava	NOUN	NN	Number=Sing	4	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	rough	rough	ADJ	JJ	Degree=Pos	0	root	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	sharp	sharp	ADJ	JJ	Degree=Pos	4	conj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	12	punct	_	_
8	so	so	ADV	RB	_	12	advmod	_	_
9	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	12	nsubj	_	_
10	must	must	AUX	MD	VerbForm=Fin	12	aux	_	_
11	never	never	ADV	RB	PronType=Neg	12	advmod	_	_
12	walk	walk	VERB	VB	VerbForm=Inf	4	parataxis	_	_
13	on	on	ADP	IN	_	14	case	_	_
14	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	12	obl	_	SpaceAfter=No
15	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Aa lava |  |  |  |  | rough *property* | tree rules |
| 2 | **be** |  | Aa lava *not said here* |  |  |  |  |  | tree rules |
| 3 | **not** **walk** | must | you |  |  | lava |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on it=Trajectory |

## Example 2 {#x2}

<!-- .ven lang=en -->
The remote needs two AA batteries.

```conllu
# sent_id = dict:school:aa:x2:1
# text = The remote needs two AA batteries.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	remote	remote	NOUN	NN	Number=Sing	3	nsubj	_	_
3	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	two	two	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
5	AA	AA	NOUN	NN	Number=Sing	6	compound	_	_
6	batteries	battery	NOUN	NNS	Number=Plur	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 | the remote | two AA batteries |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot battery=Theme |

## Example 3 {#x3}

<!-- .ven lang=en -->
AAA batteries are thinner than AA ones.

```conllu
# sent_id = dict:school:aa:x3:1
# text = AAA batteries are thinner than AA ones.
1	AAA	AAA	PROPN	NNP	Number=Sing	2	compound	_	_
2	batteries	battery	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	thinner	thin	ADJ	JJR	Degree=Cmp	0	root	_	_
5	than	than	ADP	IN	_	7	case	_	_
6	AA	a	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	ones	one	NOUN	NNS	Number=Plur	4	obl	_	SpaceAfter=No
8	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | AAA batteries |  |  |  |  | than a ones; thin *property* | tree rules |

## Example 4 {#x4}

<!-- .ven lang=en -->
Our car broke down, so Dad called the AA.

```conllu
# sent_id = dict:school:aa:x4:1
# text = Our car broke down, so Dad called the AA.
1	Our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	car	car	NOUN	NN	Number=Sing	3	nsubj	_	_
3	broke	break	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	down	down	ADP	RP	_	3	compound:prt	_	SpaceAfter=No
5	,	,	PUNCT	,	_	8	punct	_	_
6	so	so	ADV	RB	_	8	advmod	_	_
7	Dad	Dad	PROPN	NNP	Number=Sing	8	nsubj	_	_
8	called	call	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	conj	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	AA	AA	NOUN	NN	Number=Sing	8	obj	_	SpaceAfter=No
11	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **break down** | past | Our car |  |  |  |  |  | vn break-45.1 «NP.patient V»: agent=Patient |
| 2 | **call** | past | Dad | the AA |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: agent=Agent aa=Recipient |

## Example 5 {#x5}

<!-- .ven lang=en -->
On Hawaii we saw fields of black aa lava.

```conllu
# sent_id = dict:school:aa:x5:1
# text = On Hawaii we saw fields of black aa lava.
1	On	on	ADP	IN	_	2	case	_	_
2	Hawaii	Hawaii	PROPN	NNP	Number=Sing	4	obl	_	_
3	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	4	nsubj	_	_
4	saw	see	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
5	fields	field	NOUN	NNS	Number=Plur	4	obj	_	_
6	of	of	ADP	IN	_	9	case	_	_
7	black	black	ADJ	JJ	Degree=Pos	9	amod	_	_
8	aa	AA	NOUN	NN	Number=Sing	9	compound	_	_
9	lava	lava	NOUN	NN	Number=Sing	5	nmod	_	SpaceAfter=No
10	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **see** | past | we | fields of black aa lava |  | Hawaii |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer field=Stimulus |

## Example 6 {#x6}

<!-- .ven lang=en -->
The scientist explained the difference between aa and pahoehoe.

```conllu
# sent_id = dict:school:aa:x6:1
# text = The scientist explained the difference between aa and pahoehoe.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	scientist	scientist	NOUN	NN	Number=Sing	3	nsubj	_	_
3	explained	explain	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	difference	difference	NOUN	NN	Number=Sing	3	obj	_	_
6	between	between	ADP	IN	_	7	case	_	_
7	aa	AA	NOUN	NN	Number=Sing	5	nmod	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	pahoehoe	pahoehoe	NOUN	NN	Number=Sing	7	conj	_	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **explain** *speech: assert* | past | the scientist | the difference |  |  |  | between aa and pahoehoe | vn transfer\_mesg-37.1.1 «NP V NP»: agent=Agent difference=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 -->
- next →: [aah](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/aah/)
- ↑ back to [A in school dictionary](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/)