---
title: ferrous — school dictionary · trees and pragmatics
description: «ferrous» in the school dictionary: Containing iron: «ferrous metals». Every meaning for a pupil with its dependency tree and pragmatics.
---

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# ferrous

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**Who acts:** Steel, Ferrous metals, magnet, Aluminium cans, you · **What happens:** contain, relate, be, rust, pick up, sort · **To what, where:** certain chemical form, ferrous metal, ferrous scrap, metals, ferrous, Ferrous sulphate

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«ferrous» 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: [ferrous in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/ferrous.md).

## Meaning 1 {#m1}

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

<!-- .ven lang=en -->
Containing iron: «ferrous metals».

```conllu
# sent_id = dict:school:ferrous:m1:1
# text = Containing iron: «ferrous metals».
1	Containing	contain	VERB	VBG	VerbForm=Ger	2	amod	_	_
2	iron	iron	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
3	:	:	PUNCT	:	_	6	punct	_	_
4	«	«	PUNCT	``	_	6	punct	_	SpaceAfter=No
5	ferrous	ferrous	ADJ	JJ	Degree=Pos	6	amod	_	_
6	metals	metal	NOUN	NNS	Number=Plur	2	appos	_	SpaceAfter=No
7	»	»	PUNCT	''	_	6	punct	_	SpaceAfter=No
8	.	.	PUNCT	.	_	2	punct	_	_
```

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

<!-- .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: chemistry — kept apart, not parsed.

<!-- .ven lang=en -->
Relating to iron in a certain chemical form.

```conllu
# sent_id = dict:school:ferrous:m2:1
# text = Relating to iron in a certain chemical form.
1	Relating	relate	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
2	to	to	ADP	IN	_	3	case	_	_
3	iron	iron	NOUN	NN	Number=Sing	1	obl	_	_
4	in	in	ADP	IN	_	8	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
6	certain	certain	ADJ	JJ	Degree=Pos	8	amod	_	_
7	chemical	chemical	ADJ	JJ	Degree=Pos	8	amod	_	_
8	form	form	NOUN	NN	Number=Sing	1	obl	_	SpaceAfter=No
9	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **relate** | gerund |  |  |  | a certain chemical form |  | to iron | vn relate-86.2-2 «NP V PP.co-theme»: agent=Theme to iron=Co-Theme |

## Example 1 {#x1}

<!-- .ven lang=en -->
Steel is a ferrous metal.

```conllu
# sent_id = dict:school:ferrous:x1:1
# text = Steel is a ferrous metal.
1	Steel	steel	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	ferrous	ferrous	ADJ	JJ	Degree=Pos	5	amod	_	_
5	metal	metal	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
6	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Steel | a ferrous metal |  |  |  |  | tree rules |

## Example 2 {#x2}

<!-- .ven lang=en -->
Ferrous metals can rust.

```conllu
# sent_id = dict:school:ferrous:x2:1
# text = Ferrous metals can rust.
1	Ferrous	ferrous	ADJ	JJ	Degree=Pos	2	amod	_	_
2	metals	metal	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	can	can	AUX	MD	VerbForm=Fin	4	aux	_	_
4	rust	rust	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
5	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **rust** | can | Ferrous metals |  |  |  |  |  | vn entity\_specific\_cos-45.5 «NP.patient V»: agent=Patient |

## Example 3 {#x3}

<!-- .ven lang=en -->
A magnet picks up ferrous scrap.

```conllu
# sent_id = dict:school:ferrous:x3:1
# text = A magnet picks up ferrous scrap.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	magnet	magnet	NOUN	NN	Number=Sing	3	nsubj	_	_
3	picks	pick	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	up	up	ADP	RP	_	3	compound:prt	_	_
5	ferrous	ferrous	ADJ	JJ	Degree=Pos	6	amod	_	_
6	scrap	scrap	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
7	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pick up** | present | a magnet | ferrous scrap |  |  |  |  | vn discover-84-1 «NP V NP»: agent=Agent scrap=Topic |

## Example 4 {#x4}

<!-- .ven lang=en -->
Aluminium cans are non-ferrous.

```conllu
# sent_id = dict:school:ferrous:x4:1
# text = Aluminium cans are non-ferrous.
1	Aluminium	aluminium	NOUN	NN	Number=Sing	2	compound	_	_
2	cans	can	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	non-ferrous	non-ferrous	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
5	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Aluminium cans |  |  |  |  | non-ferrous *property* | tree rules |

## Example 5 {#x5}

<!-- .ven lang=en -->
Sort the metals into ferrous and non-ferrous.

```conllu
# sent_id = dict:school:ferrous:x5:1
# text = Sort the metals into ferrous and non-ferrous.
1	Sort	sort	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	metals	metal	NOUN	NNS	Number=Plur	1	obj	_	_
4	into	into	ADP	IN	_	5	case	_	_
5	ferrous	ferrous	ADJ	JJ	Degree=Pos	1	obl	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	non-ferrous	non-ferrous	ADJ	JJ	Degree=Pos	5	conj	_	SpaceAfter=No
8	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sort** | imperative | you *not said here* | the metals |  |  |  | into ferrous *goal* | vn classify-29.10 «NP V NP PP.goal»: agent=Agent metal=Theme into ferrous=Goal |

## Example 6 {#x6}

<!-- .ven lang=en -->
Ferrous sulphate is used in some iron tablets.

```conllu
# sent_id = dict:school:ferrous:x6:1
# text = Ferrous sulphate is used in some iron tablets.
1	Ferrous	ferrous	ADJ	JJ	Degree=Pos	2	amod	_	_
2	sulphate	sulphate	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	in	in	ADP	IN	_	8	case	_	_
6	some	some	DET	DT	PronType=Ind	8	det	_	_
7	iron	iron	NOUN	NN	Number=Sing	8	compound	_	_
8	tablets	tablet	NOUN	NNS	Number=Plur	4	obl	_	SpaceAfter=No
9	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | present · passive |  | Ferrous sulphate |  | some iron tablets |  |  | vn eat-39.1 «NP V NP»: subject=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.

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