TermCymru

Results are displayed in alphabetical order.

Welsh: www.visitwales.co.uk

Status A

Subject: Tourism and leisure

Part of speech: Neutral

Definition: Does dim fersiwn Gymraeg o'r cyfeiriad hwn, er bod rhai tudalennau Cymraeg i'w cael ar y wefan. Anelir y wefan at ymwelwyr o'r DU.

Last Updated: 16 January 2007

English: www.walescarbonfootprint.gov.uk.

Welsh: www.cymruoltroedcarbon.gov.uk.

Status C

Subject: Environment

Part of speech: Neutral

Last Updated: 20 October 2008

English: www.walesfundingreview.org

Welsh: www.adolygiadariannucymru.org

Status A

Subject: Finance and statistics

Context: Gwefan Comisiwn Holtham

Last Updated: 23 September 2009

English: www.wales.gov.uk

Welsh: www.cymru.gov.uk

Status A

Subject: General

Last Updated: 9 October 2002

English: www.wales.gov.uk/animalwelfareact

Welsh: www.cymru.gov.uk/deddfllesanifeiliaid

Status C

Subject: Agriculture

Last Updated: 3 May 2007

English: www.wales.gov.uk/catchmentsensitive

Welsh: www.cymru.gov.uk/sensitifiddalgylch

Status A

Subject: Agriculture

Part of speech: Neutral

Last Updated: 5 June 2006

English: www.wales.gov.uk/childtrustfundcymru

Welsh: www.cymru.gov.uk/cronfaymddiriedolaethplantcymru

Status A

Subject: Social services

Part of speech: Neutral

Last Updated: 2 August 2010

English: www.wales.gov.uk/crimereduction

Welsh: www.cymru.gov.uk/gostwngtroseddu

Status C

Subject: Justice and order

Part of speech: Neutral

Last Updated: 9 October 2006

English: www.wales.gov.uk/noise

Welsh: www.cymru.gov.uk/swn

Status A

Subject: ICT

Part of speech: Neutral

Last Updated: 27 January 2010

English: www.wales.gov.uk/onewales

Welsh: www.cymru.gov.uk/Cymrunun

Status C

Subject: ICT

Last Updated: 30 April 2008

English: www.wales.gov.uk/sustainabledevelopment

Welsh: www.cymru.gov.uk/datblygucynaliadwy

Status A

Subject: Environment

Part of speech: Neutral

Last Updated: 20 May 2010

English: www.wales.gov.uk/tourism

Welsh: www.cymru.gov.uk/twristiaeth

Status A

Subject: Fire and rescue

Part of speech: Neutral

Definition: Tudalennau 'cartref' Croeso Cymru yw'r rhain ac maent yn rhan o wefan Llywodraeth y Cynulliad.

Last Updated: 16 January 2007

English: www.wales.gov.uk/waste

Welsh: www.cymru.gov.uk/gwastraff

Status C

Subject: Waste

Last Updated: 1 September 2010

English: www.xchangewales.co.uk

Welsh: www.xchangewales.co.uk

Status C

Subject: Economic development

Part of speech: Neutral

Last Updated: 1 September 2010

English: Wye and Usk Foundation

Welsh: Sefydliad Gwy ac Wysg

Status A

Subject: Environment

Part of speech: Proper noun, Masculine, Singular

Context: Teitl cwrteisi.

Last Updated: 27 February 2014

English: Wye and Usk River Plan

Welsh: Cynllun Afonydd Gwy ac Wysg

Status A

Subject: Environment

Part of speech: Proper noun, Masculine, Singular

Last Updated: 27 February 2014

English: Wyesham

Welsh: Wyesham

Status A

Subject: Place-names

Part of speech: Proper noun

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

Last Updated: 17 August 2022

English: Wyeside Arts Centre

Welsh: Canolfan Gelfyddydau Wyeside

Status B

Subject: Culture and the arts

Part of speech: Noun, Feminine, Singular

Last Updated: 19 March 2025

English: Wye Valley

Welsh: Dyffryn Gwy

Status C

Subject: Place-names

Part of speech: Noun, Masculine, Singular

Last Updated: 20 September 2005

English: Wye Valley and the Vale of Usk

Welsh: Dyffryn Gwy a Dyffryn Wysg

Status C

Subject: Place-names

Part of speech: Noun, Masculine, Singular

Last Updated: 27 February 2006

English: WYFSD

Welsh: Fforwm Ieuenctid Cymru ar Ddatblygu Cynaliadwy

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: Welsh Youth Forum on Sustainable Development

Last Updated: 20 January 2006

English: Wylfa Power Station

Welsh: Gorsaf Bŵer Wylfa

Status C

Subject: Environment

Part of speech: Noun, Feminine, Singular

Last Updated: 19 November 2007

English: Wynnstay

Welsh: Wynnstay

Status A

Subject: Place-names

Part of speech: Proper noun

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

Last Updated: 17 August 2022

English: xchangewales

Welsh: cyfnewidcymru

Status A

Subject: Economic development

Part of speech: Neutral

Last Updated: 4 March 2009

English: XDR TB

Welsh: TB ag ymwrthedd estynedig i gyffuriau

Status B

Subject: Health

Part of speech: Noun, Masculine, Singular

Notes: Dyma'r acronym Saesneg a ddefnyddir am 'extensively-drug resistant TB'. Gweler cofnod y term llawn am ddiffiniad.

Last Updated: 19 May 2022

English: xenon

Welsh: senon

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: Symbol cemegol: Xe

Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.

Last Updated: 18 June 2025

English: xenophobia

Welsh: senoffobia

Status C

Subject: General

Part of speech: Noun, Masculine, Singular

Last Updated: 6 April 2006

English: xenotransplantation

Welsh: senotrawsblaniad

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: organ transplantation from a donor to a recipient of different species

Last Updated: 28 April 2004

English: XL Wales, Swansea

Welsh: XL Wales, Abertawe

Status C

Subject: Education

Definition: XL Wales is an educational charity, based in Swansea

Last Updated: 12 September 2002

English: XML

Welsh: Iaith Arwyddnodi Estynadwy

Status C

Subject: ICT

Part of speech: Noun, Feminine, Singular

Definition: Extensible Markup Language. As with HTML, XML defines the delivery, appearance of a document over the Web. However, it provides a wider variety of structured format and also allows for coding that describes works in a semantic way, i.e. through the inclusion of fields for metadata.

Last Updated: 25 January 2011

English: XO sub-committee

Welsh: is-bwyllgor XO

Status B

Subject: Politics

Part of speech: Noun, Masculine, Singular

Notes: Dyma'r ffurf law fer a ddefnyddir ar gyfer is-bwyllgor Cabinet y DU ar gynllunio ar gyfer diwedd y cyfnod pontio.

Last Updated: 17 September 2020

English: XPS

Welsh: polystyren allwthiedig

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: Polystyren a ffurfiwyd drwy wthio'r deunydd crai tawdd drwy dwll o siâp penodol er mwyn creu cynnyrch ar y siâp hwnnw.

Notes: Dyma'r acronym Saesneg a ddefnyddir am extruded polystyrene.

Last Updated: 13 October 2022

English: X-ray fluorescence

Welsh: fflworoleuedd pelydr-X

Status A

Subject: Economic development

Part of speech: Noun, Masculine, Singular

Definition: XRF

Last Updated: 7 August 2014

English: XRF

Welsh: fflworoleuedd pelydr-X

Status A

Subject: Economic development

Part of speech: Noun, Masculine, Singular

Definition: X-ray fluorescence

Last Updated: 7 August 2014

English: X tag

Welsh: tag X

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: tag ar ddafad i'w hallforio

Last Updated: 5 February 2004

English: xylose

Welsh: sylos

Status B

Subject: Environment

Part of speech: Noun, Masculine, Singular

Notes: Math o siwgwr.

Last Updated: 31 October 2023

English: yacht

Welsh: cwch hwylio

Status B

Subject: Tourism and leisure

Part of speech: Noun, Masculine, Singular

Last Updated: 29 March 2006

English: yachting

Welsh: hwylio

Status B

Subject: Tourism and leisure

Part of speech: Verb

Notes: Lle bo rhaid gwahaniaethu rhwng ‘sailing’ a ‘yachting’, defnyddier ‘iotio’.

Last Updated: 30 November 2020

English: Yale College

Welsh: Coleg Iâl

Status A

Subject: Education

Part of speech: Noun, Masculine, Singular

Definition: Wrexham

Last Updated: 10 July 2008

English: YALO

Welsh: Yr Is-adran Cyfleoedd Dysgu Ieuenctid ac Oedolion

Status C

Subject: Welsh Government posts and departments

Part of speech: Noun, Feminine, Singular

Definition: Youth and Adult Learning Opportunities Division

Last Updated: 3 May 2007

English: YAPP

Welsh: Is-adran Cyfranogiad Ieuenctid a Disgyblion

Status C

Subject: Education

Part of speech: Noun, Feminine, Singular

Definition: Youth and Pupil Participation Division

Last Updated: 18 February 2005

English: yard

Welsh: buarth

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: buarth fferm

Last Updated: 20 May 2004

English: yardlong beans

Welsh: ffa llathen

Status B

Subject: Food

Part of speech: Noun, Plural

Definition: Vigna unguiculata spp. sesquipedalis

Notes: Mae sawl enw arall yn Saesneg am y llysieuyn hwn, gan gynnwys 'asparagus beans'.

Last Updated: 4 December 2023

English: yarn

Welsh: edau

Status A

Subject: Economic development

Part of speech: Noun, Feminine, Singular

Last Updated: 25 July 2005

English: yarns

Welsh: edafedd

Status A

Subject: Economic development

Part of speech: Noun, Plural

Last Updated: 25 July 2005

English: yarrow

Welsh: milddail

Status A

Subject: Plants

Part of speech: Noun, Feminine, Singular

Definition: achillea millefolium

Last Updated: 21 June 2022

English: Y Bala

Welsh: Y Bala

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

English: Y Bontnewydd

Welsh: Y Bontnewydd

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

English: Y Coleg Ffederal

Welsh: Y Coleg Ffederal

Status A

Subject: Education

Part of speech: Noun, Masculine, Singular

Definition: Adroddiad i’r Gweinidog dros Blant, Addysg, Dysgu Gydol Oes a Sgiliau gan yr Athro Robin Williams, CBE, FRS. Mehefin 2009.

Context: Report to the Minister for Children, Education, Lifelong Learning and Skills. Professor Robin Williams, CBE, FRS. June 2009

Last Updated: 1 November 2010

English: YCS

Welsh: Y Gwasanaeth Ieuenctid yn y Ddalfa

Status C

Subject: Justice and order

Part of speech: Noun, Masculine, Singular

Notes: Dyma'r acronym Saesneg a ddefnyddir am y Youth Custody Service, rhan o Wasanaeth Carchardai a Phrawf EM.

Last Updated: 25 March 2021

TermCymru

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