---
title: acidity — school dictionary · trees and pragmatics
description: «acidity» in the school dictionary: Acidity is how acidic something is: how strong an acid it is. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# acidity

<!-- .vintro -->
**Who acts:** Acidity, acid, We, Vinegar, pH scale, plants · **What happens:** be, mean, test, have, measure, need · **To what, where:** acid, sour taste, heartburn, sharpness, acidity, high acidity

<!-- .vabout -->
«acidity» in the school dictionary: its 4 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: [acidity in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/acidity.md).

## Meaning 1 {#m1}

<!-- .ven lang=en -->
Acidity is how acidic something is: how strong an acid it is.

```conllu
# sent_id = dict:school:acidity:m1:1
# text = Acidity is how acidic something is: how strong an acid it is.
1	Acidity	acidity	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	how	how	ADV	WRB	PronType=Int	4	advmod	_	_
4	acidic	acidic	ADJ	JJ	Degree=Pos	0	root	_	_
5	something	something	PRON	NN	Number=Sing|PronType=Ind	6	nsubj	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	SpaceAfter=No
7	:	:	PUNCT	:	_	9	punct	_	_
8	how	how	ADV	WRB	PronType=Int	9	advmod	_	_
9	strong	strong	ADJ	JJ	Degree=Pos	4	conj	_	_
10	an	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	acid	acid	NOUN	NN	Number=Sing	9	nsubj	_	_
12	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	nsubj	_	_
13	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	acl:relcl	_	SpaceAfter=No
14	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Acidity |  |  |  |  | acidic *property* | tree rules |
| 2 | **be** |  | a acid |  |  |  |  |  | tree rules |
| 3 | **be** | present | acid | a acid *not said here* |  |  |  |  | vn representation-110.1 «NP V NP»: agent=Pivot acid=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.

## Meaning 2 {#m2}

<!-- .ven lang=en -->
Acidity is the sour taste of acidic food like lemons.

```conllu
# sent_id = dict:school:acidity:m2:1
# text = Acidity is the sour taste of acidic food like lemons.
1	Acidity	acidity	NOUN	NN	Number=Sing	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	sour	sour	ADJ	JJ	Degree=Pos	5	amod	_	_
5	taste	taste	NOUN	NN	Number=Sing	0	root	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	acidic	acidic	ADJ	JJ	Degree=Pos	8	amod	_	_
8	food	food	NOUN	NN	Number=Sing	5	nmod	_	_
9	like	like	ADP	IN	_	10	case	_	_
10	lemons	lemon	NOUN	NNS	Number=Plur	8	nmod	_	SpaceAfter=No
11	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Acidity | the sour taste |  |  |  | of acidic food like lemons | tree rules |

## Meaning 3 {#m3}

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

<!-- .ven lang=en -->
Acidity can mean heartburn or too much acid in the stomach.

```conllu
# sent_id = dict:school:acidity:m3:1
# text = Acidity can mean heartburn or too much acid in the stomach.
1	Acidity	acidity	NOUN	NN	Number=Sing	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	mean	mean	VERB	VB	VerbForm=Inf	0	root	_	_
4	heartburn	heartburn	NOUN	NN	Number=Sing	3	obj	_	_
5	or	or	CCONJ	CC	_	8	cc	_	_
6	too	too	ADV	RB	_	7	advmod	_	_
7	much	much	ADJ	JJ	Degree=Pos	8	amod	_	_
8	acid	acid	NOUN	NN	Number=Sing	4	conj	_	_
9	in	in	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	stomach	stomach	NOUN	NN	Number=Sing	8	nmod	_	SpaceAfter=No
12	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | can | Acidity | heartburn or much acid in the stomach |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent heartburn=Topic |

## Meaning 4 {#m4}

<!-- .ven lang=en -->
Acidity of words or a manner means sharpness or unkindness (literary).

```conllu
# sent_id = dict:school:acidity:m4:1
# text = Acidity of words or a manner means sharpness or unkindness (literary).
1	Acidity	acidity	NOUN	NN	Number=Sing	7	nsubj	_	_
2	of	of	ADP	IN	_	3	case	_	_
3	words	word	NOUN	NNS	Number=Plur	1	nmod	_	_
4	or	or	CCONJ	CC	_	6	cc	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	manner	manner	NOUN	NN	Number=Sing	3	conj	_	_
7	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	sharpness	sharpness	NOUN	NN	Number=Sing	7	obj	_	_
9	or	or	CCONJ	CC	_	10	cc	_	_
10	unkindness	unkindness	NOUN	NN	Number=Sing	8	conj	_	_
11	(	(	PUNCT	-LRB-	_	12	punct	_	SpaceAfter=No
12	literary	literary	ADJ	JJ	Degree=Pos	10	appos	_	SpaceAfter=No
13	)	)	PUNCT	-RRB-	_	12	punct	_	SpaceAfter=No
14	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present | Acidity of words or a manner | sharpness or unkindness |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent sharpness=Topic |

## Example 1 {#x1}

<!-- .ven lang=en -->
We tested the acidity of lemon juice with indicator paper.

```conllu
# sent_id = dict:school:acidity:x1:1
# text = We tested the acidity of lemon juice with indicator paper.
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	2	nsubj	_	_
2	tested	test	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	acidity	acidity	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	lemon	lemon	NOUN	NN	Number=Sing	7	compound	_	_
7	juice	juice	NOUN	NN	Number=Sing	4	nmod	_	_
8	with	with	ADP	IN	_	10	case	_	_
9	indicator	indicator	NOUN	NN	Number=Sing	10	compound	_	_
10	paper	paper	NOUN	NN	Number=Sing	7	nmod	_	SpaceAfter=No
11	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **test** | past | We | the acidity of lemon juice with indicator paper |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent acidity=Theme |

## Example 2 {#x2}

<!-- .ven lang=en -->
Vinegar has a high acidity.

```conllu
# sent_id = dict:school:acidity:x2:1
# text = Vinegar has a high acidity.
1	Vinegar	vinegar	NOUN	NN	Number=Sing	2	nsubj	_	_
2	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	high	high	ADJ	JJ	Degree=Pos	5	amod	_	_
5	acidity	acidity	NOUN	NN	Number=Sing	2	obj	_	SpaceAfter=No
6	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | Vinegar | a high acidity |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent acidity=Patient |

## Example 3 {#x3}

<!-- .ven lang=en -->
The pH scale measures acidity.

```conllu
# sent_id = dict:school:acidity:x3:1
# text = The pH scale measures acidity.
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	pH	ph	NOUN	NN	Number=Sing	3	compound	_	_
3	scale	scale	NOUN	NN	Number=Sing	4	nsubj	_	_
4	measures	measure	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	acidity	acidity	NOUN	NN	Number=Sing	4	obj	_	SpaceAfter=No
6	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **measure** | present | the pH scale | acidity |  |  |  |  | vn register-54.1-2-1 «NP V NP.value»: agent=Theme acidity=Value |

## Example 4 {#x4}

<!-- .ven lang=en -->
Some plants need soil with high acidity.

```conllu
# sent_id = dict:school:acidity:x4:1
# text = Some plants need soil with high acidity.
1	Some	some	DET	DT	PronType=Ind	2	det	_	_
2	plants	plant	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	soil	soil	NOUN	NN	Number=Sing	3	obj	_	_
5	with	with	ADP	IN	_	7	case	_	_
6	high	high	ADJ	JJ	Degree=Pos	7	amod	_	_
7	acidity	acidity	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
8	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | some plants | soil |  |  |  | with high acidity | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot soil=Theme |

## Example 5 {#x5}

<!-- .ven lang=en -->
The acidity of the oceans is rising as they absorb carbon dioxide.

```conllu
# sent_id = dict:school:acidity:x5:1
# text = The acidity of the oceans is rising as they absorb carbon dioxide.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	acidity	acidity	NOUN	NN	Number=Sing	7	nsubj	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	oceans	ocean	NOUN	NNS	Number=Plur	2	nmod	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	aux	_	_
7	rising	rise	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
8	as	as	SCONJ	IN	_	10	mark	_	_
9	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	10	nsubj	_	_
10	absorb	absorb	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	advcl	_	_
11	carbon	carbon	NOUN	NN	Number=Sing	12	compound	_	_
12	dioxide	dioxide	NOUN	NN	Number=Sing	10	obj	_	SpaceAfter=No
13	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **rise** | present · progressive | the acidity of the oceans |  |  |  |  |  | vn assuming\_position-50 «NP V»: agent=Agent |
| 2 | **absorb** | present | oceans *= ocean* | carbon dioxide |  |  |  |  | vn absorb-39.8 «NP V NP»: agent=Goal dioxide=Theme |

## Example 6 {#x6}

<!-- .ven lang=en -->
The acidity of the orange made my mouth tingle.

```conllu
# sent_id = dict:school:acidity:x6:1
# text = The acidity of the orange made my mouth tingle.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	acidity	acidity	NOUN	NN	Number=Sing	6	nsubj	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	orange	orange	NOUN	NN	Number=Sing	2	nmod	_	_
6	made	make	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
7	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
8	mouth	mouth	NOUN	NN	Number=Sing	9	compound	_	_
9	tingle	tingle	NOUN	NN	Number=Sing	6	obj	_	SpaceAfter=No
10	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | past | the acidity of the orange | my mouth tingle |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset tingle=Product |
| 2 | **tingle** |  | my |  |  |  |  |  | nom tingle «feeling intransitive»: poss=agent |

## Example 7 {#x7}

<!-- .ven lang=en -->
Too much fizzy drink can cause acidity in the stomach.

```conllu
# sent_id = dict:school:acidity:x7:1
# text = Too much fizzy drink can cause acidity in the stomach.
1	Too	too	ADV	RB	_	2	advmod	_	_
2	much	much	ADJ	JJ	Degree=Pos	4	amod	_	_
3	fizzy	fizzy	ADJ	JJ	Degree=Pos	4	amod	_	_
4	drink	drink	NOUN	NN	Number=Sing	6	nsubj	_	_
5	can	can	AUX	MD	VerbForm=Fin	6	aux	_	_
6	cause	cause	VERB	VB	VerbForm=Inf	0	root	_	_
7	acidity	acidity	NOUN	NN	Number=Sing	6	obj	_	_
8	in	in	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	stomach	stomach	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cause** | can | much fizzy drink | acidity |  | the stomach |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition acidity=Patient |

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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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