TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: Y Ganolfan Ragoriaeth Fyd-Eang ar gyfer Rheilffyrdd
English: Global Centre for Rail Excellence
Status A
Subject: Transport
Part of speech: Noun, Feminine, Singular
Last updated: 4 March 2021
Welsh: Y Ganolfan Ragoriaeth Llywodraethiant Corfforaethol
English: Corporate Governance Centre of Excellence
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last updated: 11 June 2026
Welsh: Y Ganolfan Ragoriaeth Llywodraethiant Corfforaethol
English: CGCoE
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Notes: Dyma'r acronym a ddefnyddir ar gyfer 'Corporate Governance Centre of Excellence'.
Last updated: 11 June 2026
Welsh: Y Ganolfan Ragoriaeth mewn Technolegau Symudol a Datblygol
English: Centre of Excellence in Mobile and Emerging Technologies
Status C
Subject: ICT
Part of speech: Noun, Feminine, Singular
Notes: Cyfieithiad cwrteisi ar enw’r ganolfan.
Last updated: 7 July 2016
Welsh: Y Ganolfan Reoli Gwrthderfysgaeth
English: Counter Terrorist Command
Status B
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Last updated: 30 March 2023
Welsh: Y Ganolfan Rhagoriaeth mewn Adfywio
English: Centre for Excellence in Regeneration
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 25 March 2010
Welsh: Y Ganolfan Sefyllfaoedd Genedlaethol
English: National Situation Centre
Status B
Subject: Politics
Part of speech: Noun, Feminine, Singular
Definition: Canolfan sy’n dwyn ynghyd lifau data, dadansoddiadau ac arbenigeddau er mwyn rheoli argyfyngau.
Notes: Teitl cwrteisi ar enw canolfan a sefydlwyd yn 2021 gan Lywodraeth y DU. Weithiau defnyddir y ffurf fer SitCen yn Saesneg.
Last updated: 14 January 2025
Welsh: Y Ganolfan Sefyllfaoedd Genedlaethol
English: SitCen
Status B
Subject: Politics
Part of speech: Noun, Feminine, Singular
Notes: Dyma’r ffurf fer ar deitl Saesneg y National Situation Centre. Gweler y cofnod am y ffurf lawn am fwy o wybodaeth.
Last updated: 14 January 2025
Welsh: Y Ganolfan Seiberddiogelwch Genedlaethol
English: National Cyber Security Centre
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last updated: 25 July 2017
Welsh: Y Ganolfan Wybodaeth ac Ymchwil ar Ddysgu Ieithoedd
English: Centre for Information on Language Teaching and Research
Status A
Subject: Education
Last updated: 8 December 2004
Welsh: Y Ganolfan Wyliadwriaeth ar gyfer Clefydau Trosglwyddadwy
English: Communicable Disease Surveillance Centre
Status B
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 22 July 2020
Welsh: Y Ganolfan Ymchwil Ddyfrol Gynaliadwy
English: Centre for Sustainable Aquatic Research
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 13 December 2017
Welsh: Y Ganolfan Ymchwil i Awtistiaeth
English: Autism Research Centre
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 23 September 2009
Welsh: Y Ganolfan Ymchwil i Dyrbinau Nwy
English: Gas Turbine Research Centre
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: GTRC (Cardiff University)
Context: Prifysgol Caerdydd
Last updated: 7 July 2010
Welsh: Y Ganolfan Ymchwil i Dyrbinau Nwy
English: GTRC
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Gas Turbine Research Centre, Cardiff University
Context: Prifysgol Caerdydd
Last updated: 7 July 2010
Welsh: Y Ganolfan Ymchwil i Lên ac Iaith Saesneg Cymru
English: Centre for Research into the English Literature and Language of Wales
Status A
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Last updated: 30 June 2006
Welsh: Y Ganolfan Ymchwil i Ynni Solar
English: Centre for Solar Energy Research
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: CSER. Managed by Glyndwr University.
Last updated: 23 March 2012
Welsh: Y Ganolfan Ymchwil i Ynni Solar
English: CSER
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Centre for Solar Energy Research. Managed by Glyndwr University.
Last updated: 23 March 2012
Welsh: Y Ganolfan Ymholiadau Mamau a Phlant
English: Centre for Maternal and Child Enquiries
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 1 November 2011
Welsh: Y Ganolfan Ynni Effeithiol a Chlyfar
English: Smart Efficient Energy Centre
Status B
Subject: Social services
Part of speech: Noun, Feminine, Singular
Notes: Canolfan ym Mhrifysgol Bangor
Last updated: 15 August 2019
Welsh: Y Ganolfan Ynni Ffermydd
English: Farm Energy Centre
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 28 September 2011
Welsh: Y Ganolfan Ysgrifennu Genedlaethol
English: National Writers' Centre for Wales
Status A
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Definition: Llanystumdwy, Cricieth, Gwynedd
Last updated: 16 November 2005
Welsh: y ganran a bleidleisiodd
English: turnout
Status B
Subject: Local government
Part of speech: Noun, Feminine, Singular
Definition: Canran y rheini sy’n gymwys i bleidleisio sydd wedi bwrw’u pleidlais.
Context: For an election.
Last updated: 21 March 2003
Welsh: Y Garnant
English: Garnant
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
Welsh: Y Gell Cyngor Technegol
English: Technical Advisory Cell
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Definition: Uned graidd yn y gwasanaeth sifil sy’n cydlynu cyngor technegol ac arbenigol i Weinidogion ar faterion COVID-19.
Notes: Cymharer â Technical Advisory Group / Y Grŵp Cyngor Technegol.
Last updated: 2 September 2020
Welsh: Y Gelli
English: Hay
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: Y Gelli Gandryll
English: Hay on Wye
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Powys. Y Gelli hefyd yn cael ei arfer
Last updated: 14 August 2003
Welsh: y gellir ei bori
English: grazable
Status C
Subject: Environment
Part of speech: Adjective
Definition: Hefyd "poradwy".
Last updated: 29 July 2003
Welsh: y gellir eu cael yn uniongyrchol
English: direct access
Status C
Subject: Health
Part of speech: Neutral
Definition: bed spaces in direct access
Last updated: 6 April 2005
Welsh: Y Gell Logio
English: Logging Cell
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last updated: 8 February 2024
Welsh: Y Gell Sefyllfa
English: Situation Cell
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last updated: 7 February 2024
Welsh: Y Gell Ymateb
English: Response Cell
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last updated: 7 February 2024
Welsh: Y Gemau Olympaidd
English: Olympic Games
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Last updated: 20 September 2005
Welsh: Y Gemau Paralympaidd
English: Paralympic Games
Status A
Subject: Tourism and leisure
Part of speech: Proper noun, Plural
Last updated: 20 September 2005
Welsh: y genoteip sydd â'r ymwrthedd cryfaf i'r crafu
English: most scrapie resistant genotype
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 6 July 2005
Welsh: Y GIG
English: NHS
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 March 2003
Welsh: Y Glannau
English: Waterfront
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: Y Glannau a’r Cymoedd Gorllewinol
English: Waterfront and Western Valleys
Status C
Subject: Place-names
Definition: Swansea Bay
Last updated: 17 September 2008
Welsh: Y Glasbrint ar gyfer Troseddwyr Benywaidd
English: Female Offending Blueprint
Status A
Subject: Justice and order
Part of speech: Masculine, Singular
Notes: Datblygwyd ar y cyd rhwng Llywodraeth Cymru â Gwasanaeth Carchardai a Phrawf Ei Fawrhydi a Bwrdd Cyfiawnder Ieuenctid Cymru.
Last updated: 13 March 2024
Welsh: Y Glasbrint Cyfiawnder Ieuenctid
English: Youth Justice Blueprint
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Notes: Dogfen a luniwyd ar y cyd rhwng y Weinyddiaeth Gyfiawnder a Llywodraeth Cymru
Last updated: 11 June 2025
Welsh: Y Glasbrint Cyfiawnder Menywod
English: Women’s Justice Blueprint
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Notes: Dogfen a luniwyd ar y cyd rhwng y Weinyddiaeth Gyfiawnder a Llywodraeth Cymru
Last updated: 11 June 2025
Welsh: y glasoed
English: puberty
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Y broses a’r cyfnod oedran pryd y datblygir nodweddion rhywiol eilaidd mewn pobl (ee bronnau neu flew wyneb). Gall diffiniadau o’r cyfnod amrywio ond yn gyffredinol bydd hyn yn digwydd rhwng 10 ac 16 oed.
Notes: Cysonwyd yn 2025 er mwyn gwahaniaethu rhwng puberty (y glasoed) ac adolescence, adolescent (llencyndod, person ifanc). Gall rhai testunau a theitlau hanesyddol fod yn dilyn patrwm gwahanol. Mewn rhai cyd-destunau annhechnegol gall puberty ac adolesence fod yn gyfystyr.
Last updated: 13 June 2025
Welsh: y glust allanol
English: outer ear
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 22 October 2020
Welsh: y glust ganol
English: middle ear
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 22 October 2020
Welsh: y goblygiadau o ran cost ar gyfer diwydiant a'r defnyddiwr
English: cost implications for industry and the consumer
Status C
Subject: Finance and statistics
Part of speech: Noun, Plural
Last updated: 27 June 2002
Welsh: y godog
English: sainfoin
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: Wrth gyfeirio at y planhigyn yn ei gynefin ac mewn cyd-destunau botanegol.
Last updated: 22 September 2004
Welsh: Y Goedwig Hir: Prosiect Cymunedol er mwyn Gwarchod Gwrychoedd
English: The Long Forest - A Community Hedgerow Project
Status A
Subject: Environment
Part of speech: Proper noun, Feminine, Singular
Last updated: 9 June 2014
Welsh: Y Gofeb Ryfel Genedlaethol
English: National War Memorial
Status B
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Notes: Mae’r Gofeb Ryfel Genedlaethol ym Mharc Alexandria, Caerdydd.
Last updated: 8 June 2016
Welsh: Y Gofrestr Amddiffyn Plant
English: Child Protection Register
Status B
Subject: Social services
Part of speech: Noun, Feminine, Singular
Context: Mae Fframwaith Perfformiad a Gwella Llywodraeth Cymru yn cynnwys set fanwl o ddangosyddion ar ddiogelu plant, gan gynnwys manylion am nifer y plant sy’n cael eu rhoi ar y Gofrestr Amddiffyn Plant, eu hoedran a’u categorïau cam-drin, a yw camfanteisio ar blant yn honedig neu’n hysbys, nifer y cyfarfodydd ac ymholiadau, a chanlyniadau’r cyfarfodydd hynny.
Last updated: 3 March 2026
Welsh: Y Gofrestrfa Cymalau Genedlaethol
English: National Joint Registry
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 5 May 2022