---
title: strontium — school dictionary · trees and pragmatics
description: «strontium» in the school dictionary: Strontium is a soft, silvery metal, a chemical element with the symbol Sr and atomic number 38. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# strontium

<!-- .vintro -->
**Who acts:** Strontium, Strontium compounds, fireworks, symbol, Red emergency flares · **What happens:** be, give, make, burn, name, contain · **To what, where:** soft silvery metal, fireworks, bright red, Strontium, metal, same group

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

## Meaning 1 {#m1}

<!-- .ven lang=en -->
Strontium is a soft, silvery metal, a chemical element with the symbol Sr and atomic number 38.

<!-- fold The tree, 17 words -->
```conllu
# sent_id = dict:school:strontium:m1:1
# text = Strontium is a soft, silvery metal, a chemical element with the symbol Sr and atomic number 38.
1	Strontium	strontium	NOUN	NN	Number=Sing	7	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
4	soft	soft	ADJ	JJ	Degree=Pos	7	amod	_	SpaceAfter=No
5	,	,	PUNCT	,	_	4	punct	_	_
6	silvery	silvery	ADJ	JJ	Degree=Pos	7	amod	_	_
7	metal	metal	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
8	,	,	PUNCT	,	_	11	punct	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	chemical	chemical	ADJ	JJ	Degree=Pos	11	amod	_	_
11	element	element	NOUN	NN	Number=Sing	7	conj	_	_
12	with	with	ADP	IN	_	15	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
14	symbol	symbol	NOUN	NN	Number=Sing	15	compound	_	_
15	Sr	Sr	PROPN	NNP	Number=Sing	11	nmod	_	_
16	and	and	CCONJ	CC	_	18	cc	_	_
17	atomic	atomic	ADJ	JJ	Degree=Pos	18	amod	_	_
18	number	number	NOUN	NN	Number=Sing	15	conj	_	_
19	38	38	NUM	CD	NumForm=Digit|NumType=Card	18	flat	_	SpaceAfter=No
20	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Strontium | a soft silvery metal and a chemical element with the symbol Sr and atomic number |  |  |  |  | tree rules |

<!-- .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 -->
Strontium compounds give fireworks and flares a bright red colour.

```conllu
# sent_id = dict:school:strontium:m2:1
# text = Strontium compounds give fireworks and flares a bright red colour.
1	Strontium	strontium	NOUN	NN	Number=Sing	2	compound	_	_
2	compounds	compound	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	give	give	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	fireworks	firework	NOUN	NNS	Number=Plur	3	obj	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	flares	flare	NOUN	NNS	Number=Plur	4	conj	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
8	bright	bright	ADJ	JJ	Degree=Pos	10	amod	_	_
9	red	red	ADJ	JJ	Degree=Pos	10	amod	_	_
10	colour	colour	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
11	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **give** | present | Strontium compounds | fireworks and flares |  |  |  |  | vn give-13.1-1 «NP V NP-Dative NP»: agent=Agent firework=Recipient colour=Theme |

## Example 1 {#x1}

<!-- .ven lang=en -->
Strontium makes fireworks burn bright red.

```conllu
# sent_id = dict:school:strontium:x1:1
# text = Strontium makes fireworks burn bright red.
1	Strontium	strontium	NOUN	NN	Number=Sing	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	fireworks	firework	NOUN	NNS	Number=Plur	2	obj	_	_
4	burn	burn	VERB	VB	VerbForm=Inf	2	xcomp	_	_
5	bright	bright	ADJ	JJ	Degree=Pos	6	amod	_	_
6	red	red	ADJ	JJ	Degree=Pos	4	obj	_	SpaceAfter=No
7	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Strontium | fireworks |  |  |  |  | tree rules |
| 2 | **burn** | infinitive | fireworks *not said here* | bright red |  |  |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent red=Theme |

## Example 2 {#x2}

<!-- .ven lang=en -->
The symbol for strontium is Sr.

```conllu
# sent_id = dict:school:strontium:x2:1
# text = The symbol for strontium is Sr.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	symbol	symbol	NOUN	NN	Number=Sing	6	nsubj	_	_
3	for	for	ADP	IN	_	4	case	_	_
4	strontium	strontium	NOUN	NN	Number=Sing	2	nmod	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
6	Sr.	sr.	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the symbol for strontium |  |  |  |  | sr. *property* | tree rules |

## Example 3 {#x3}

<!-- .ven lang=en -->
Strontium was named after a village in Scotland.

```conllu
# sent_id = dict:school:strontium:x3:1
# text = Strontium was named after a village in Scotland.
1	Strontium	strontium	NOUN	NN	Number=Sing	3	nsubj:pass	_	_
2	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	aux:pass	_	_
3	named	name	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	after	after	ADP	IN	_	6	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	village	village	NOUN	NN	Number=Sing	3	obl	_	_
7	in	in	ADP	IN	_	8	case	_	_
8	Scotland	Scotland	PROPN	NNP	Number=Sing	6	nmod	_	SpaceAfter=No
9	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **name** | past · passive |  | Strontium |  |  | after a village in Scotland |  | vn appoint-29.1 «NP V NP»: subject=Theme |

## Example 4 {#x4}

<!-- .ven lang=en -->
Strontium is a metal in the same group as calcium.

```conllu
# sent_id = dict:school:strontium:x4:1
# text = Strontium is a metal in the same group as calcium.
1	Strontium	strontium	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	metal	metal	NOUN	NN	Number=Sing	0	root	_	_
5	in	in	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	same	same	ADJ	JJ	Degree=Pos	8	amod	_	_
8	group	group	NOUN	NN	Number=Sing	4	nmod	_	_
9	as	as	ADP	IN	_	10	case	_	_
10	calcium	calcium	NOUN	NN	Number=Sing	8	nmod	_	SpaceAfter=No
11	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Strontium | a metal |  | the same group as calcium |  |  | tree rules |

## Example 5 {#x5}

<!-- .ven lang=en -->
Red emergency flares contain strontium.

```conllu
# sent_id = dict:school:strontium:x5:1
# text = Red emergency flares contain strontium.
1	Red	red	ADJ	JJ	Degree=Pos	3	amod	_	_
2	emergency	emergency	NOUN	NN	Number=Sing	3	compound	_	_
3	flares	flare	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	contain	contain	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	strontium	strontium	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 | **contain** | present | Red emergency flares | strontium |  |  |  |  | vn comprise-107.2-2 «NP V NP»: agent=Pivot strontium=Theme |

## Example 6 {#x6}

<!-- .ven lang=en -->
Strontium-90 is a dangerous radioactive form.

```conllu
# sent_id = dict:school:strontium:x6:1
# text = Strontium-90 is a dangerous radioactive form.
1	Strontium	strontium	NOUN	NN	Number=Sing	8	nsubj	_	SpaceAfter=No
2	-	-	PUNCT	HYPH	_	3	punct	_	SpaceAfter=No
3	90	90	NUM	CD	NumForm=Digit|NumType=Card	1	appos	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
6	dangerous	dangerous	ADJ	JJ	Degree=Pos	8	amod	_	_
7	radioactive	radioactive	ADJ	JJ	Degree=Pos	8	amod	_	_
8	form	form	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 | Strontium | a dangerous radioactive form |  |  |  |  | tree rules |

<!-- 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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