---
title: ro — school dictionary · trees and pragmatics
description: «ro» in the school dictionary: «RO» is short for «reverse osmosis», a way of cleaning water by pushing it through a very fine filter. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# ro

<!-- .vintro -->
**Who acts:** RO, way, web address, kitchen filter, RO system, website ending · **What happens:** be, clean, push, end, make, take · **To what, where:** water, fine filter, internet code, ro, piece, RO water

<!-- .vabout -->
«ro» in the school dictionary: its 3 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: [ro in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/ro.md).

## Meaning 1 {#m1}

<!-- .ven lang=en -->
«RO» is short for «reverse osmosis», a way of cleaning water by pushing it through a very fine filter.

<!-- fold The tree, 19 words -->
```conllu
# sent_id = dict:school:ro:m1:1
# text = «RO» is short for «reverse osmosis», a way of cleaning water by pushing it through a very fine filter.
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	RO	ro	NOUN	NN	Number=Sing	5	nsubj	_	SpaceAfter=No
3	»	»	PUNCT	''	_	2	punct	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
5	short	short	ADJ	JJ	Degree=Pos	0	root	_	_
6	for	for	ADP	IN	_	9	case	_	_
7	«	«	PUNCT	``	_	9	punct	_	SpaceAfter=No
8	reverse	reverse	ADJ	JJ	Degree=Pos	9	amod	_	_
9	osmosis	osmosis	NOUN	NN	Number=Sing	5	obl	_	SpaceAfter=No
10	»	»	PUNCT	''	_	9	punct	_	SpaceAfter=No
11	,	,	PUNCT	,	_	13	punct	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	way	way	NOUN	NN	Number=Sing	9	appos	_	_
14	of	of	SCONJ	IN	_	15	mark	_	_
15	cleaning	clean	VERB	VBG	VerbForm=Ger	13	acl	_	_
16	water	water	NOUN	NN	Number=Sing	15	obj	_	_
17	by	by	SCONJ	IN	_	18	mark	_	_
18	pushing	push	VERB	VBG	Tense=Pres|VerbForm=Part	15	advcl	_	_
19	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	18	obj	_	_
20	through	through	ADP	IN	_	24	case	_	_
21	a	a	DET	DT	Definite=Ind|PronType=Art	24	det	_	_
22	very	very	ADV	RB	_	23	advmod	_	_
23	fine	fine	ADJ	JJ	Degree=Pos	24	amod	_	_
24	filter	filter	NOUN	NN	Number=Sing	18	obl	_	SpaceAfter=No
25	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | RO |  |  |  |  | for reverse osmosis; short *property* | tree rules |
| 2 | **clean** | gerund | a way *not said here* | water |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent water=Patient |
| 3 | **push** | gerund | a way *not said here* | water |  | a fine filter |  |  | vn funnel-9.3-1-1 «NP V NP PP.trajectory»: agent=Agent it=Theme through filter=Trajectory |

<!-- .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 -->
«ro» is the internet code and language code for Romania and the Romanian language (as in a web address ending «.ro»).

<!-- fold The tree, 21 words -->
```conllu
# sent_id = dict:school:ro:m2:1
# text = «ro» is the internet code and language code for Romania and the Romanian language (as in a web address ending «.ro»).
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	ro	ro	NOUN	NN	Number=Sing	7	nsubj	_	SpaceAfter=No
3	»	»	PUNCT	''	_	2	punct	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
6	internet	internet	NOUN	NN	Number=Sing	7	compound	_	_
7	code	code	NOUN	NN	Number=Sing	0	root	_	_
8	and	and	CCONJ	CC	_	10	cc	_	_
9	language	language	NOUN	NN	Number=Sing	10	compound	_	_
10	code	code	NOUN	NN	Number=Sing	7	conj	_	_
11	for	for	ADP	IN	_	12	case	_	_
12	Romania	Romania	PROPN	NNP	Number=Sing	10	nmod	_	_
13	and	and	CCONJ	CC	_	16	cc	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
15	Romanian	romanian	ADJ	JJ	Degree=Pos	16	amod	_	_
16	language	language	NOUN	NN	Number=Sing	7	conj	_	_
17	(	(	PUNCT	-LRB-	_	22	punct	_	SpaceAfter=No
18	as	as	ADP	IN	_	22	case	_	_
19	in	in	ADP	IN	_	22	case	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	22	det	_	_
21	web	web	NOUN	NN	Number=Sing	22	compound	_	_
22	address	address	NOUN	NN	Number=Sing	16	appos	_	_
23	ending	end	VERB	VBG	VerbForm=Ger	22	acl	_	_
24	«	«	PUNCT	``	_	26	punct	_	SpaceAfter=No
25	.	.	PUNCT	.	_	26	punct	_	SpaceAfter=No
26	ro	ro	NOUN	NN	Number=Sing	23	obj	_	SpaceAfter=No
27	»	»	PUNCT	''	_	26	punct	_	SpaceAfter=No
28	)	)	PUNCT	-RRB-	_	22	punct	_	SpaceAfter=No
29	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | ro | the internet code and language code for Romania and the Romanian language |  |  |  |  | tree rules |
| 2 | **end** | gerund | a web address *not said here* | ro |  |  |  |  | vn stop-55.4-1-1 «NP V NP.eventuality»: agent=Subeventuality ro=Eventuality |

## Meaning 3 {#m3}

<!-- .ven lang=en -->
«ro» is often just a piece of a longer word, such as «ro» in «robot» or «row».

<!-- fold The tree, 17 words -->
```conllu
# sent_id = dict:school:ro:m3:1
# text = «ro» is often just a piece of a longer word, such as «ro» in «robot» or «row».
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	ro	ro	NOUN	NN	Number=Sing	8	nsubj	_	SpaceAfter=No
3	»	»	PUNCT	''	_	2	punct	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
5	often	often	ADV	RB	_	8	advmod	_	_
6	just	just	ADV	RB	_	8	advmod	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	piece	piece	NOUN	NN	Number=Sing	0	root	_	_
9	of	of	ADP	IN	_	12	case	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
11	longer	long	ADJ	JJR	Degree=Cmp	12	amod	_	_
12	word	word	NOUN	NN	Number=Sing	8	nmod	_	SpaceAfter=No
13	,	,	PUNCT	,	_	17	punct	_	_
14	such	such	ADJ	JJ	Degree=Pos|ExtPos=ADP	17	case	_	_
15	as	as	ADP	IN	_	14	fixed	_	_
16	«	«	PUNCT	``	_	17	punct	_	SpaceAfter=No
17	ro	ro	NOUN	NN	Number=Sing	12	appos	_	SpaceAfter=No
18	»	»	PUNCT	''	_	17	punct	_	_
19	in	in	ADP	IN	_	21	case	_	_
20	«	«	PUNCT	``	_	21	punct	_	SpaceAfter=No
21	robot	robot	NOUN	NN	Number=Sing	12	nmod	_	SpaceAfter=No
22	»	»	PUNCT	''	_	21	punct	_	_
23	or	or	CCONJ	CC	_	25	cc	_	_
24	«	«	PUNCT	``	_	25	punct	_	SpaceAfter=No
25	row	row	NOUN	NN	Number=Sing	21	conj	_	SpaceAfter=No
26	»	»	PUNCT	''	_	25	punct	_	SpaceAfter=No
27	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | ro | a piece |  |  |  | of a longer word in robot or row; often *property* | tree rules |

## Example 1 {#x1}

<!-- .ven lang=en -->
Our kitchen filter makes RO water.

```conllu
# sent_id = dict:school:ro:x1:1
# text = Our kitchen filter makes RO water.
1	Our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	3	nmod:poss	_	_
2	kitchen	kitchen	NOUN	NN	Number=Sing	3	compound	_	_
3	filter	filter	NOUN	NN	Number=Sing	4	nsubj	_	_
4	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	RO	RO	PROPN	NNP	Number=Sing	6	compound	_	_
6	water	water	NOUN	NN	Number=Sing	4	obj	_	SpaceAfter=No
7	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Our kitchen filter | RO water |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset water=Product |

## Example 2 {#x2}

<!-- .ven lang=en -->
The RO system takes salt out of sea water.

```conllu
# sent_id = dict:school:ro:x2:1
# text = The RO system takes salt out of sea water.
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	RO	ro	NOUN	NN	Number=Sing	3	compound	_	_
3	system	system	NOUN	NN	Number=Sing	4	nsubj	_	_
4	takes	take	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	salt	salt	NOUN	NN	Number=Sing	4	obj	_	_
6	out	out	ADP	IN	_	9	case	_	_
7	of	of	ADP	IN	_	9	case	_	_
8	sea	sea	NOUN	NN	Number=Sing	9	compound	_	_
9	water	water	NOUN	NN	Number=Sing	4	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **take** | present | the RO system | salt |  | sea water |  |  | vn bring-11.3 «NP V NP PP.initial\_location»: agent=Agent salt=Theme out water=Initial\_Location |

## Example 3 {#x3}

<!-- .ven lang=en -->
A website ending in .ro is usually from Romania.

```conllu
# sent_id = dict:school:ro:x3:1
# text = A website ending in .ro is usually from Romania.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	website	website	NOUN	NN	Number=Sing	3	compound	_	_
3	ending	ending	NOUN	NN	Number=Sing	10	nsubj	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	.	.	PUNCT	.	_	4	punct	_	SpaceAfter=No
6	ro	ro	NOUN	NN	Number=Sing	3	nmod	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
8	usually	usually	ADV	RB	_	10	advmod	_	_
9	from	from	ADP	IN	_	10	case	_	_
10	Romania	Romania	PROPN	NNP	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** | present | a website ending in ro |  |  | Romania |  | usually *property* | tree rules |

## Example 4 {#x4}

<!-- .ven lang=en -->
The language code «ro» stands for Romanian.

```conllu
# sent_id = dict:school:ro:x4:1
# text = The language code «ro» stands for Romanian.
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	language	language	NOUN	NN	Number=Sing	3	compound	_	_
3	code	code	NOUN	NN	Number=Sing	7	nsubj	_	_
4	«	«	PUNCT	``	_	5	punct	_	SpaceAfter=No
5	ro	ro	NOUN	NN	Number=Sing	7	nsubj	_	SpaceAfter=No
6	»	»	PUNCT	''	_	5	punct	_	_
7	stands	stand	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	for	for	ADP	IN	_	9	case	_	_
9	Romanian	Romanian	PROPN	NNP	Number=Sing	7	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stand** | present | the language code |  |  |  |  | for Romanian | vn admire-31.2 «NP V NP PP.attribute»: agent=Experiencer for romanian=Attribute |

## Example 5 {#x5}

<!-- .ven lang=en -->
Some ships use RO machines to make drinking water.

```conllu
# sent_id = dict:school:ro:x5:1
# text = Some ships use RO machines to make drinking water.
1	Some	some	DET	DT	PronType=Ind	2	det	_	_
2	ships	ship	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	use	use	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	RO	ro	NOUN	NN	Number=Sing	5	compound	_	_
5	machines	machine	NOUN	NNS	Number=Plur	3	obj	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	make	make	VERB	VB	VerbForm=Inf	3	advcl	_	_
8	drinking	drink	VERB	VBG	VerbForm=Ger	9	amod	_	_
9	water	water	NOUN	NN	Number=Sing	7	obj	_	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | present | some ships | RO machines |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent machine=Patient |
| 2 | **make** | to-infinitive | some ships *not said here* | drinking water |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset water=Product |
| 3 | **drink** | gerund |  |  |  |  |  |  | vn eat-39.1-1 «NP V»: agent=Agent |

## Example 6 {#x6}

<!-- .ven lang=en -->
«Ro» here is only the start of the word «robot».

<!-- fold The tree, 10 words -->
```conllu
# sent_id = dict:school:ro:x6:1
# text = «Ro» here is only the start of the word «robot».
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	Ro	ro	NOUN	NN	Number=Sing	8	nsubj	_	SpaceAfter=No
3	»	»	PUNCT	''	_	2	punct	_	_
4	here	here	ADV	RB	PronType=Dem	2	advmod	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
6	only	only	ADV	RB	_	8	advmod	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	start	start	NOUN	NN	Number=Sing	0	root	_	_
9	of	of	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	word	word	NOUN	NN	Number=Sing	8	nmod	_	_
12	«	«	PUNCT	``	_	13	punct	_	SpaceAfter=No
13	robot	robot	NOUN	NN	Number=Sing	11	appos	_	SpaceAfter=No
14	»	»	PUNCT	''	_	13	punct	_	SpaceAfter=No
15	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Ro | the start |  |  |  | of the word | 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 -->

<!-- pn -->
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