---
title: In maths and science "random" means by chance; in slang since the 19… — Words that changed their meaning · tree and pragmatics
description: In maths and science "random" means by chance; in slang since the 1980s it also means strange or out of place. Who acts: random. A sentence of the lesson «Words that changed their meaning» of the language course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Words that changed their meaning, sentence 15

<!-- .ven lang=en -->
In maths and science "random" means by chance; in slang since the 1980s it also means strange or out of place.

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**Who acts:** random · **What happens:** mean

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This is a sentence of the lesson «Words that changed their meaning» of the language course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (random), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:language:038-words-that-changed-their-meaning.lesson:15
# text = In maths and science "random" means by chance; in slang since the 1980s it also means strange or out of place.
# source = school lesson (ours)
# course = language
# lesson = 038-words-that-changed-their-meaning.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×1
1	In	in	ADP	IN	_	2	case	_	_
2	maths	math	NOUN	NNS	Number=Plur	8	obl	_	_
3	and	and	CCONJ	CC	_	4	cc	_	_
4	science	science	NOUN	NN	Number=Sing	2	conj	_	_
5	"	"	PUNCT	``	_	6	punct	_	_
6	random	random	NOUN	NN	Number=Sing	8	nsubj	_	_
7	"	"	PUNCT	''	_	6	punct	_	_
8	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	by	by	ADP	IN	_	10	case	_	_
10	chance	chance	NOUN	NN	Number=Sing	8	obl	_	_
11	;	;	PUNCT	:	_	13	punct	_	_
12	in	in	ADP	IN	_	13	case	_	_
13	slang	slang	NOUN	NN	Number=Sing	19	obl	_	_
14	since	since	ADP	IN	_	16	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	1980s	1980s	NOUN	NNS	Number=Ptan|NumForm=Combi|NumType=Card	19	obl	_	Agree=R5-strong|Haiku=13:nmod
17	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	19	nsubj	_	_
18	also	also	ADV	RB	_	19	advmod	_	_
19	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	parataxis	_	_
20	strange	strange	ADJ	JJ	Degree=Pos	19	xcomp	_	_
21	or	or	CCONJ	CC	_	24	cc	_	_
22	out	out	ADP	IN	_	24	case	_	_
23	of	of	ADP	IN	_	24	case	_	_
24	place	place	NOUN	NN	Number=Sing	20	conj	_	_
25	.	.	PUNCT	.	_	8	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present | random |  |  |  |  | by chance; in maths and science | vn representation-110.1 «NP V NP PP.attribute»: agent=Pivot in math=Attribute |
| 2 | **mean** | present | random |  |  |  | since the 1980s | in slang; strange *property* | vn representation-110.1 «NP V NP PP.attribute»: agent=Pivot in slang=Attribute |

<!-- .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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:language:038-words-that-changed-their-meaning.lesson:15`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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