---
title: iodine — school dictionary · trees and pragmatics
description: «iodine» in the school dictionary: A chemical element (symbol I, number 53) that forms dark purple-black crystals and a violet gas when heated. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# iodine

<!-- .vintro -->
**Who acts:** I, chemical element, mineral, We, iodine, Seaweed · **What happens:** symbol, form, heat, make, put, kill · **To what, where:** dark black crystals, brown liquid, cuts, germs, tiny amounts, hormones · **Speech:** someone speaks here

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

## Meaning 1 {#m1}

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

<!-- .ven lang=en -->
A chemical element (symbol I, number 53) that forms dark purple-black crystals and a violet gas when heated.

<!-- fold The tree, 19 words -->
```conllu
# sent_id = dict:school:iodine:m1:1
# text = A chemical element (symbol I, number 53) that forms dark purple-black crystals and a violet gas when heated.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	chemical	chemical	ADJ	JJ	Degree=Pos	3	amod	_	_
3	element	element	NOUN	NN	Number=Sing	12	nsubj	_	_
4	(	(	PUNCT	-LRB-	_	5	punct	_	SpaceAfter=No
5	symbol	symbol	NOUN	NN	Number=Sing	3	appos	_	_
6	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	5	nsubj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	8	punct	_	_
8	number	number	NOUN	NN	Number=Sing	5	conj	_	_
9	53	53	NUM	CD	NumForm=Digit|NumType=Card	8	flat	_	SpaceAfter=No
10	)	)	PUNCT	-RRB-	_	5	punct	_	_
11	that	that	PRON	WDT	PronType=Rel	12	nsubj	_	_
12	forms	form	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
13	dark	dark	ADJ	JJ	Degree=Pos	17	amod	_	_
14	purple	purple	ADJ	JJ	Degree=Pos	16	amod	_	SpaceAfter=No
15	-	-	PUNCT	HYPH	_	14	punct	_	SpaceAfter=No
16	black	black	ADJ	JJ	Degree=Pos	17	amod	_	_
17	crystals	crystal	NOUN	NNS	Number=Plur	12	obj	_	_
18	and	and	CCONJ	CC	_	21	cc	_	_
19	a	a	DET	DT	Definite=Ind|PronType=Art	21	det	_	_
20	violet	violet	NOUN	NN	Number=Sing	21	compound	_	_
21	gas	gas	NOUN	NN	Number=Sing	17	conj	_	_
22	when	when	SCONJ	WRB	_	23	mark	_	_
23	heated	heat	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	12	advcl	_	SpaceAfter=No
24	.	.	PUNCT	.	_	12	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **symbol** |  | I |  |  |  |  |  | tree rules |
| 2 | **form** | present | a chemical element | dark black crystals and a violet gas |  |  |  |  | vn appear-48.1.1 «PP.location V NP»: agent=Location crystal=Theme |
| 3 | **heat** | participle | a chemical element *not said here* |  |  |  |  |  | vn cooking-45.3 «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}

<!-- .ven lang=en -->
A brown liquid made with iodine that is put on cuts to kill germs.

<!-- fold The tree, 14 words -->
```conllu
# sent_id = dict:school:iodine:m2:1
# text = A brown liquid made with iodine that is put on cuts to kill germs.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	brown	brown	ADJ	JJ	Degree=Pos	3	amod	_	_
3	liquid	liquid	NOUN	NN	Number=Sing	9	nsubj:pass	_	_
4	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl	_	_
5	with	with	ADP	IN	_	6	case	_	_
6	iodine	iodine	NOUN	NN	Number=Sing	4	obl	_	_
7	that	that	PRON	WDT	PronType=Rel	9	nsubj:pass	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	aux:pass	_	_
9	put	put	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
10	on	on	ADP	IN	_	11	case	_	_
11	cuts	cut	NOUN	NNS	Number=Plur	9	obl	_	_
12	to	to	PART	TO	_	13	mark	_	_
13	kill	kill	VERB	VB	VerbForm=Inf	9	advcl	_	_
14	germs	germ	NOUN	NNS	Number=Plur	13	obj	_	SpaceAfter=No
15	.	.	PUNCT	.	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | participle |  | a brown liquid *not said here* |  |  |  | with iodine | vn build-26.1-1 «NP.asset V NP»: agent=Asset |
| 2 | **put** | present · passive |  | a brown liquid |  | cuts |  |  | vn put-9.1-2 «NP V PP.destination NP»: subject=Theme on cut=Destination |
| 3 | **kill** | to-infinitive |  | germs |  |  |  |  | vn remove-10.1 «NP V NP»: agent=Agent germ=Theme |

## Meaning 3 {#m3}

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

<!-- .ven lang=en -->
A mineral the body needs in tiny amounts to make hormones, found in fish, seaweed, milk and iodised salt.

<!-- fold The tree, 19 words -->
```conllu
# sent_id = dict:school:iodine:m3:1
# text = A mineral the body needs in tiny amounts to make hormones, found in fish, seaweed, milk and iodised salt.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	mineral	mineral	NOUN	NN	Number=Sing	5	nsubj	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	body	body	NOUN	NN	Number=Sing	5	nsubj	_	_
5	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	in	in	ADP	IN	_	8	case	_	_
7	tiny	tiny	ADJ	JJ	Degree=Pos	8	amod	_	_
8	amounts	amount	NOUN	NNS	Number=Plur	5	obl	_	_
9	to	to	PART	TO	_	10	mark	_	_
10	make	make	VERB	VB	VerbForm=Inf	5	advcl	_	_
11	hormones	hormone	NOUN	NNS	Number=Plur	10	obj	_	SpaceAfter=No
12	,	,	PUNCT	,	_	13	punct	_	_
13	found	find	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	11	acl	_	_
14	in	in	ADP	IN	_	15	case	_	_
15	fish	fish	NOUN	NN	Number=Sing	13	obl	_	SpaceAfter=No
16	,	,	PUNCT	,	_	17	punct	_	_
17	seaweed	seaweed	NOUN	NN	Number=Sing	15	conj	_	SpaceAfter=No
18	,	,	PUNCT	,	_	19	punct	_	_
19	milk	milk	NOUN	NN	Number=Sing	15	conj	_	_
20	and	and	CCONJ	CC	_	21	cc	_	_
21	iodised	iodise	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	13	conj	_	_
22	salt	salt	NOUN	NN	Number=Sing	21	obj	_	SpaceAfter=No
23	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | a mineral |  |  | tiny amounts |  |  | vn want-32.1-1-1 «NP V NP S\_INF»: agent=Pivot |
| 2 | **make** | to-infinitive | a mineral *not said here* | hormones |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset hormone=Product |
| 3 | **find** | participle |  | hormones *not said here* |  |  |  | in fish and seaweed and milk | vn declare-29.4-1-1 «NP V what S\_INF»: agent=Agent |
| 4 | **iodise** | past |  | salt |  |  |  |  | tree rules |

## Example 1 {#x1}

<!-- .ven lang=en -->
We dropped iodine on the bread and it turned blue-black, so it has starch.

<!-- fold The tree, 15 words -->
```conllu
# sent_id = dict:school:iodine:x1:1
# text = We dropped iodine on the bread and it turned blue-black, so it has starch.
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	2	nsubj	_	_
2	dropped	drop	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	iodine	iodine	NOUN	NN	Number=Sing	2	obj	_	_
4	on	on	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	bread	bread	NOUN	NN	Number=Sing	2	obl	_	_
7	and	and	CCONJ	CC	_	9	cc	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	turned	turn	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	conj	_	_
10	blue	blue	ADJ	JJ	Degree=Pos	12	amod	_	SpaceAfter=No
11	-	-	PUNCT	HYPH	_	10	punct	_	SpaceAfter=No
12	black	black	ADJ	JJ	Degree=Pos	9	xcomp	_	SpaceAfter=No
13	,	,	PUNCT	,	_	16	punct	_	_
14	so	so	ADV	RB	_	16	advmod	_	_
15	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	16	nsubj	_	_
16	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
17	starch	starch	NOUN	NN	Number=Sing	16	obj	_	SpaceAfter=No
18	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **drop** | past | We | iodine |  | the bread |  |  | vn put\_direction-9.4 «NP V NP PP.destination»: agent=Agent iodine=Theme on bread=Destination |
| 2 | **turn** | past | iodine |  |  |  |  | black *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 3 | **have** | present | iodine | starch |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent starch=Patient |

## Example 2 {#x2}

<!-- .ven lang=en -->
The nurse dabbed iodine on my grazed knee.

```conllu
# sent_id = dict:school:iodine:x2:1
# text = The nurse dabbed iodine on my grazed knee.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	nurse	nurse	NOUN	NN	Number=Sing	4	compound	_	_
3	dabbed	dab	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	amod	_	_
4	iodine	iodine	NOUN	NN	Number=Sing	0	root	_	_
5	on	on	ADP	IN	_	8	case	_	_
6	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
7	grazed	graze	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	8	amod	_	_
8	knee	knee	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
9	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **dab** | participle |  |  |  |  |  |  | vn spray-9.7-2 «NP V NP.theme»: agent=Agent |
| 2 | **graze** | participle |  |  |  |  |  |  | vn dine-39.5 «NP V»: agent=Agent |

## Example 3 {#x3}

<!-- .ven lang=en -->
Iodine is element number 53 on the periodic table.

```conllu
# sent_id = dict:school:iodine:x3:1
# text = Iodine is element number 53 on the periodic table.
1	Iodine	iodine	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	element	element	NOUN	NN	Number=Sing	4	compound	_	_
4	number	number	NOUN	NN	Number=Sing	0	root	_	_
5	53	53	NUM	CD	NumForm=Digit|NumType=Card	4	flat	_	_
6	on	on	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	periodic	periodic	ADJ	JJ	Degree=Pos	9	amod	_	_
9	table	table	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
10	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Iodine | element number |  | the periodic table |  |  | tree rules |

## Example 4 {#x4}

<!-- .ven lang=en -->
Seaweed contains a lot of iodine.

```conllu
# sent_id = dict:school:iodine:x4:1
# text = Seaweed contains a lot of iodine.
1	Seaweed	seaweed	NOUN	NN	Number=Sing	2	nsubj	_	_
2	contains	contain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	lot	lot	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	iodine	iodine	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
7	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **contain** | present | Seaweed | a lot of iodine |  |  |  |  | vn comprise-107.2-2 «NP V NP»: agent=Pivot lot=Theme |

## Example 5 {#x5}

<!-- .ven lang=en -->
Our salt says «iodised» on the packet.

```conllu
# sent_id = dict:school:iodine:x5:1
# text = Our salt says «iodised» on the packet.
1	Our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	salt	salt	NOUN	NN	Number=Sing	3	nsubj	_	_
3	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	«	«	PUNCT	``	_	5	punct	_	SpaceAfter=No
5	iodised	iodise	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	3	ccomp	_	SpaceAfter=No
6	»	»	PUNCT	''	_	5	punct	_	_
7	on	on	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	packet	packet	NOUN	NN	Number=Sing	5	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | Our salt |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **iodise** *in a quote* | past |  |  |  | the packet |  |  | tree rules |

## Example 6 {#x6}

<!-- .ven lang=en -->
When heated, iodine gives off a purple vapour.

```conllu
# sent_id = dict:school:iodine:x6:1
# text = When heated, iodine gives off a purple vapour.
1	When	when	SCONJ	WRB	_	2	mark	_	_
2	heated	heat	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	advcl	_	SpaceAfter=No
3	,	,	PUNCT	,	_	2	punct	_	_
4	iodine	iodine	NOUN	NN	Number=Sing	5	nsubj	_	_
5	gives	give	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	off	off	ADP	RP	_	5	compound:prt	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	purple	purple	ADJ	JJ	Degree=Pos	9	amod	_	_
9	vapour	vapour	NOUN	NN	Number=Sing	5	obj	_	SpaceAfter=No
10	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **heat** | participle | iodine *not said here* |  |  |  |  |  | vn cooking-45.3 «NP.patient V»: agent=Patient |
| 2 | **give off** | present | iodine | a purple vapour |  |  |  |  | vn substance\_emission-43.4 «NP V NP»: agent=Source vapour=Theme |

## Example 7 {#x7}

<!-- .ven lang=en -->
Iodine stains are hard to wash out of clothes.

```conllu
# sent_id = dict:school:iodine:x7:1
# text = Iodine stains are hard to wash out of clothes.
1	Iodine	iodine	NOUN	NN	Number=Sing	2	compound	_	_
2	stains	stain	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	hard	hard	ADJ	JJ	Degree=Pos	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	wash	wash	VERB	VB	VerbForm=Inf	4	xcomp	_	_
7	out	out	ADP	IN	_	9	case	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	clothes	clothes	NOUN	NNS	Number=Ptan	6	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Iodine stains |  |  |  |  | hard *property* | tree rules |
| 2 | **wash out** | to-infinitive | Iodine stains *not said here* | clothes |  |  |  |  | vn floss-41.2.1 «NP V NP»: agent=Agent clothes=Patient |

<!-- 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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