---
title: sulphide — school dictionary · trees and pragmatics
description: «sulphide» in the school dictionary: A sulphide is a chemical compound made of sulphur joined with another element, often a metal. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# sulphide

<!-- .vintro -->
**Who acts:** sulphide, Hydrogen sulphide, gas, Pyrite, egg smell, we · **What happens:** be, make, join, smell, come, heat · **To what, where:** chemical compound, sulphur, gas, iron sulphide, hydrogen sulphide, iron

<!-- .vabout -->
«sulphide» in the school dictionary: its 2 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: [sulphide in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/sulphide.md).

## Meaning 1 {#m1}

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

<!-- .ven lang=en -->
A sulphide is a chemical compound made of sulphur joined with another element, often a metal.

<!-- fold The tree, 16 words -->
```conllu
# sent_id = dict:school:sulphide:m1:1
# text = A sulphide is a chemical compound made of sulphur joined with another element, often a metal.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	sulphide	sulphide	NOUN	NN	Number=Sing	6	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	chemical	chemical	ADJ	JJ	Degree=Pos	6	amod	_	_
6	compound	compound	NOUN	NN	Number=Sing	0	root	_	_
7	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	acl	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	sulphur	sulphur	NOUN	NN	Number=Sing	7	obl	_	_
10	joined	join	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	acl	_	_
11	with	with	ADP	IN	_	13	case	_	_
12	another	another	DET	DT	PronType=Ind	13	det	_	_
13	element	element	NOUN	NN	Number=Sing	10	obl	_	SpaceAfter=No
14	,	,	PUNCT	,	_	17	punct	_	_
15	often	often	ADV	RB	_	17	advmod	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
17	metal	metal	NOUN	NN	Number=Sing	13	appos	_	SpaceAfter=No
18	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | a sulphide | a chemical compound |  |  |  |  | tree rules |
| 2 | **make** | participle |  | a chemical compound *not said here* |  |  |  | of sulphur | vn build-26.1-1 «NP.asset V NP»: agent=Asset |
| 3 | **join** | participle |  | sulphur *not said here* |  |  |  | with another element | vn mix-22.1-2-1 «NP V PP.patient»: agent=Patient with element=Co-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 -->
Hydrogen sulphide is a gas that smells of rotten eggs.

```conllu
# sent_id = dict:school:sulphide:m2:1
# text = Hydrogen sulphide is a gas that smells of rotten eggs.
1	Hydrogen	hydrogen	NOUN	NN	Number=Sing	2	compound	_	_
2	sulphide	sulphide	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	gas	gas	NOUN	NN	Number=Sing	0	root	_	_
6	that	that	PRON	WDT	PronType=Rel	7	nsubj	_	_
7	smells	smell	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	acl:relcl	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	rotten	rotten	ADJ	JJ	Degree=Pos	10	amod	_	_
10	eggs	egg	NOUN	NNS	Number=Plur	7	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Hydrogen sulphide | a gas |  |  |  |  | tree rules |
| 2 | **smell** | present | a gas |  |  |  |  | of rotten eggs | vn smell\_emission-43.3 «NP V PP.theme»: agent=Location of egg=Theme |

## Example 1 {#x1}

<!-- .ven lang=en -->
Pyrite, or fool's gold, is iron sulphide.

```conllu
# sent_id = dict:school:sulphide:x1:1
# text = Pyrite, or fool's gold, is iron sulphide.
1	Pyrite	pyrite	NOUN	NN	Number=Sing	10	nsubj	_	SpaceAfter=No
2	,	,	PUNCT	,	_	6	punct	_	_
3	or	or	CCONJ	CC	_	6	cc	_	_
4	fool	fool	NOUN	NN	Number=Sing	6	nmod:poss	_	SpaceAfter=No
5	's	's	PART	POS	_	4	case	_	_
6	gold	gold	NOUN	NN	Number=Sing	1	conj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	1	punct	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
9	iron	iron	ADJ	JJ	Degree=Pos	10	amod	_	_
10	sulphide	sulphide	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
11	.	.	PUNCT	.	_	10	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Pyrite or fool's gold | iron sulphide |  |  |  |  | tree rules |

## Example 2 {#x2}

<!-- .ven lang=en -->
The rotten-egg smell came from hydrogen sulphide.

```conllu
# sent_id = dict:school:sulphide:x2:1
# text = The rotten-egg smell came from hydrogen sulphide.
1	The	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
2	rotten	rotten	ADJ	JJ	Degree=Pos	4	amod	_	SpaceAfter=No
3	-	-	PUNCT	HYPH	_	2	punct	_	SpaceAfter=No
4	egg	egg	NOUN	NN	Number=Sing	5	compound	_	_
5	smell	smell	NOUN	NN	Number=Sing	6	nsubj	_	_
6	came	come	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
7	from	from	ADP	IN	_	9	case	_	_
8	hydrogen	hydrogen	NOUN	NN	Number=Sing	9	compound	_	_
9	sulphide	sulphide	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **come** | past | the egg smell |  |  | hydrogen sulphide |  |  | vn escape-51.1-1 «NP V PP.initial\_location»: agent=Theme from sulphide=Initial\_Location |

## Example 3 {#x3}

<!-- .ven lang=en -->
When we heated iron and sulphur, they made iron sulphide.

```conllu
# sent_id = dict:school:sulphide:x3:1
# text = When we heated iron and sulphur, they made iron sulphide.
1	When	when	SCONJ	WRB	_	3	mark	_	_
2	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	3	nsubj	_	_
3	heated	heat	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	9	advcl	_	_
4	iron	iron	NOUN	NN	Number=Sing	3	obj	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	sulphur	sulphur	NOUN	NN	Number=Sing	4	conj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	3	punct	_	_
8	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	9	nsubj	_	_
9	made	make	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
10	iron	iron	ADJ	JJ	Degree=Pos	11	amod	_	_
11	sulphide	sulphide	NOUN	NN	Number=Sing	9	obj	_	SpaceAfter=No
12	.	.	PUNCT	.	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **heat** | past | we | iron and sulphur |  |  |  |  | vn cooking-45.3 «NP V NP.patient»: agent=Agent iron=Patient |
| 2 | **make** | past | iron | iron sulphide |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset sulphide=Product |

## Example 4 {#x4}

<!-- .ven lang=en -->
Galena is a shiny grey lead sulphide ore.

```conllu
# sent_id = dict:school:sulphide:x4:1
# text = Galena is a shiny grey lead sulphide ore.
1	Galena	Galena	PROPN	NNP	Number=Sing	8	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
4	shiny	shiny	ADJ	JJ	Degree=Pos	8	amod	_	_
5	grey	grey	ADJ	JJ	Degree=Pos	8	amod	_	_
6	lead	lead	NOUN	NN	Number=Sing	7	compound	_	_
7	sulphide	sulphide	NOUN	NN	Number=Sing	8	compound	_	_
8	ore	ore	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
9	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Galena | a shiny grey sulphide ore |  |  |  |  | tree rules |

## Example 5 {#x5}

<!-- .ven lang=en -->
Volcanoes give off hydrogen sulphide gas.

```conllu
# sent_id = dict:school:sulphide:x5:1
# text = Volcanoes give off hydrogen sulphide gas.
1	Volcanoes	volcano	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	give	give	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	off	off	ADP	RP	_	2	compound:prt	_	_
4	hydrogen	hydrogen	NOUN	NN	Number=Sing	5	compound	_	_
5	sulphide	sulphide	NOUN	NN	Number=Sing	6	compound	_	_
6	gas	gas	NOUN	NN	Number=Sing	2	obj	_	SpaceAfter=No
7	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **give off** | present | Volcanoes | sulphide gas |  |  |  |  | vn substance\_emission-43.4 «NP V NP»: agent=Source gas=Theme |

## Example 6 {#x6}

<!-- .ven lang=en -->
Silver turns black when it reacts with sulphides in the air.

```conllu
# sent_id = dict:school:sulphide:x6:1
# text = Silver turns black when it reacts with sulphides in the air.
1	Silver	silver	NOUN	NN	Number=Sing	2	nsubj	_	_
2	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	black	black	ADJ	JJ	Degree=Pos	2	xcomp	_	_
4	when	when	SCONJ	WRB	_	6	mark	_	_
5	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	6	nsubj	_	_
6	reacts	react	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	advcl	_	_
7	with	with	ADP	IN	_	8	case	_	_
8	sulphides	sulphide	NOUN	NNS	Number=Plur	6	obl	_	_
9	in	in	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	air	air	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
12	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present | Silver |  |  |  |  | black *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 2 | **react** | present | Silver |  |  | the air |  | with sulphides | vn respond-113 «NP V PP.predicate»: agent=Agent with sulphide=Eventuality |

## Example 7 {#x7}

<!-- .ven lang=en -->
Miners dug up copper sulphide to get copper.

```conllu
# sent_id = dict:school:sulphide:x7:1
# text = Miners dug up copper sulphide to get copper.
1	Miners	miner	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	dug	dig	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	up	up	ADP	RP	_	2	compound:prt	_	_
4	copper	copper	NOUN	NN	Number=Sing	5	compound	_	_
5	sulphide	sulphide	NOUN	NN	Number=Sing	2	obj	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	get	get	VERB	VB	VerbForm=Inf	2	advcl	_	_
8	copper	copper	NOUN	NN	Number=Sing	7	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **dig up** | past | Miners | copper sulphide |  |  |  |  | vn poke-19-1-1-1 «NP V NP.theme»: agent=Agent sulphide=Theme |
| 2 | **get** | to-infinitive | Miners *not said here* | copper |  |  |  |  | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer copper=Stimulus |

<!-- 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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