TermCymru

Results are displayed in Welsh alphabetical order A-Y

English: Knighton with Beguildy

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Sir Powys. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Powys (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: Trefynwy

English: Monmouth

Status A

Subject: Place-names

Part of speech: Proper noun

Definition: Sir Fynwy. Gofalwch nad at y sir y cyfeirir.

Last updated: 14 August 2003

Welsh: Treganna

English: Canton

Status A

Subject: Place-names

Part of speech: Proper noun

Definition: Caerdydd

Last updated: 14 August 2003

Welsh: Treganna

English: Canton

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Ninas a Sir Caerdydd. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Dinas a Sir Caerdydd (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: Tregaron ac Ystrad-fflur

English: Tregaron and Ystrad Fflur

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Sir Ceredigion. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Ceredigion (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: Tre-garth a Mynydd Llandygái

English: Tre-garth a Mynydd Llandygái

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Sir Gwynedd. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Gwynedd (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: Tre-groes

English: Whitchurch

Status A

Subject: Place-names

Part of speech: Proper noun

Definition: Pembrokeshire

Last updated: 2 May 2013

Welsh: Tregŵyr

English: Gowerton

Status C

Subject: Place-names

Part of speech: Proper noun

Last updated: 1 August 2018

Welsh: Tregŵyr

English: Gowerton

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Ninas a Sir Abertawe. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Dinas a Sir Abertawe (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: Treharris

English: Treharris

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol ym Mwrdeistref Sirol Merthyr Tudful. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Merthyr Tudful (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: Treherbert

English: Treherbert

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol ym Mwrdeistref Sirol Rhondda Cynon Taf. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Rhondda Cynon Taf (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: treial chwâl

English: cracked trial

Status B

Subject: Justice and order

Part of speech: Noun, Masculine, Singular

Last updated: 6 August 2012

Welsh: treial clinigol

English: clinical trial

Status C

Subject: Law

Part of speech: Noun, Masculine, Singular

Plural: treialon clinigol

Definition: The evaluation in humans of the effectiveness of a new drug therapy. The phases of a clinical trial are: Phase I, the evaluation of the safety of the drug; Phase II, the determination of optimal dosage and effectiveness; and Phase III, the large-scale evaluation.

Last updated: 30 August 2024

Welsh: treial cylch

English: ring trial

Status B

Subject: Law

Part of speech: Noun, Masculine, Singular

Last updated: 13 January 2012

Welsh: Treial Krebs

English: Krebs Trial

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: Randomised Badger Culling Trial

Last updated: 18 October 2004

Welsh: treial llwyfan addasol o feddyginiaethau gwrthfeirol ar gyfer trin COVID-19 yn gynnar yn y gymuned

English: platform adaptive trial of novel antivirals for early treatment of COVID-19 in the community

Status B

Subject: Health

Part of speech: Noun, Masculine, Singular

Notes: Disgrifiad o'r cynllun PANORAMIC gan Brifysgol Caergrawnt.

Last updated: 9 December 2021

Welsh: treialon cerbydau modur diawdurdod

English: unauthorised motor vehicle trials

Status C

Subject: Transport

Part of speech: Noun, Plural

Last updated: 23 December 2005

Welsh: treialon maes

English: field trials

Status C

Subject: Agriculture

Part of speech: Noun, Plural

Last updated: 18 October 2004

Welsh: treial pwnc dadl

English: trial of issue

Status B

Subject: Justice and order

Part of speech: Noun, Masculine, Singular

Last updated: 1 August 2012

Welsh: Treial Rhoi'r Gorau i Ysmygu mewn Ysgolion

English: A Stop Smoking in School Trial

Status A

Subject: Education

Part of speech: Noun, Masculine, Singular

Definition: ASSIST

Last updated: 11 September 2007

Welsh: Treial Rhoi'r Gorau i Ysmygu mewn Ysgolion

English: ASSIST

Status A

Subject: Education

Part of speech: Noun, Masculine, Singular

Definition: A Stop Smoking in Schools Trial

Last updated: 11 September 2007

Welsh: treial technoleg

English: technology trial

Status B

Subject: ICT

Part of speech: Noun, Masculine, Singular

Plural: treialon technoleg

Last updated: 19 May 2022

Welsh: treialu

English: trialling

Status B

Subject: Animals

Part of speech: Verb

Definition: Yng nghyd-destun milgwn amseru milgi yn rhedeg er mwyn pennu ei safle neu gategori rasio mewn ras filgwn, neu amser milgi yn rhedeg at ddiben ei werthu.

Last updated: 3 July 2025

Welsh: Treiddgarwch a throsolwg strategol

English: Strategic insight and oversight

Status C

Subject: Education

Last updated: 4 February 2008

Welsh: treigl

English: rolling

Status C

Subject: Finance and statistics

Part of speech: Adjective

Last updated: 28 September 2005

Welsh: treillio

English: trawl

Status C

Subject: Law

Part of speech: Verb

Last updated: 11 June 2004

Welsh: treillrwyd

English: trawl net

Status B

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Plural: treillrwydi

Definition: Rhwyd ar siâp côn a dynnir gan long neu gwch pysgota.

Last updated: 7 January 2026

Welsh: treillrwyd ddyfnforol

English: demersal trawl

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Plural: treillrwydi dyfnforol

Context: Rhwng 1 Ionawr 2016 a 30 Mehefin 2016, caniateir i long bysgota a fydd yn defnyddio treillrwydi dyfnforol a rhwydi sân gadw ar fwrdd y llong ddalfeydd draenogiaid môr na fyddant yn fwy nag 1% o bwysau'r holl organebau morol a ddaliwyd ac sydd ar fwrdd y llong honno.

Last updated: 9 June 2016

Welsh: treillrwyd drawst

English: beam trawl

Status B

Subject: Environment

Part of speech: Noun, Feminine, Singular

Plural: treillrwydi trawst

Definition: Rhwyd bysgota ar siâp sach, y caiff ei cheg ei dal ar agor gan drawst pren neu fetel.

Last updated: 22 September 2022

Welsh: treillrwyd estyllod dwbl

English: otter twin trawl

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: Type of fishing net.

Last updated: 11 March 2013

Welsh: treillrwyd estyllod ganolddwr

English: midwater otter trawl

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: Type of fishing net.

Last updated: 11 March 2013

Welsh: treillrwyd estyllod môr-waelod

English: bottom otter trawl

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: Type of fishing net.

Last updated: 11 March 2013

Welsh: treillrwyd estyllod ysgafn

English: light otter trawl

Status B

Subject: Environment

Part of speech: Noun, Feminine, Singular

Plural: treillrwydi estyllod ysgafn

Notes: Math ar rwyd bysgota.

Last updated: 22 September 2022

Welsh: treillrwyd ganolddwr yn bâr

English: pelagic pair trawl

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: Type of fishing net.

Last updated: 11 March 2013

Welsh: treillrwyd luosog

English: multi-rig trawl

Status B

Subject: Environment

Part of speech: Noun, Feminine, Singular

Plural: treillrwydi lluosog

Definition: Dull o dynnu dwy neu ragor o dreillrwydi estyllod, ochr yn ochr.

Last updated: 22 September 2022

Welsh: treillrwyd môr-waelod yn bâr

English: bottom pair trawl

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: Type of fishing net.

Last updated: 11 March 2013

Welsh: treillrwydo môr-waelodol

English: bottom-trawling

Status C

Subject: Environment

Part of speech: Verb

Last updated: 19 December 2006

Welsh: Tre Ioan

English: Johnstown

Status A

Subject: Place-names

Part of speech: Proper noun

Definition: Carmarthen

Last updated: 24 September 2002

Welsh: treisiad dan do

English: feedlot heifer

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 16 October 2009

Welsh: treisiad/heffer

English: heifer

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Definition: Buwch ifanc.

Last updated: 29 July 2003

Welsh: treisiad/heffer gadw

English: replacement heifer

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Last updated: 6 December 2005

Welsh: treisiad/heffer gyflo

English: heifer in first calf

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Last updated: 8 November 2004

Welsh: treisiad/heffer gyflo

English: in-calf heifer

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Last updated: 23 February 2004

Welsh: treisiad/heffer sydd wedi bwrw llo

English: heifer that has calved

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Last updated: 8 November 2004

Welsh: treisiad/heffer sy’n llaetha

English: in-milk heifer

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Last updated: 15 January 2004

Welsh: treisiedi/heffrod

English: heifers

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Last updated: 29 July 2003

Welsh: treisio ar ddêt

English: date rape

Status C

Subject: Social services

Part of speech: Verb

Last updated: 10 November 2008

Welsh: treisio gan gydnabod/trais rhywiol gan gydnabod

English: known perpetrator rape

Status C

Subject: Justice and order

Part of speech: Verb

Last updated: 24 September 2002

Welsh: trelars heb gerbyd tynnu

English: unaccompanied trailers

Status B

Subject: Transport

Part of speech: Noun, Masculine, Singular

Plural: trelar heb gerbyd tynnu

Definition: Unaccompanied trailers includes: tow-bar trailers and articulated semi-trailers not accompanied on the ferry by a powered unit

Last updated: 3 November 2020

Welsh: Tre-lech

English: Trelech

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Sir Gaerfyrddin. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Gaerfyrddin (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

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