TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: marciwr nesaf
English: next marker
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: marciwr transcriptomig
English: transcriptomic marker
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: marcwyr transcriptomig
Definition: Dangosydd biolegol sy’n seiliedig ar y transcriptom, sef set gyflawn o drawsgrifiadau RNA a gynhyrchir gan y genynnau.
Context: Mae technolegau’n cael eu datblygu i ganfod marcwyr transcriptomig ar gyfer canserau gynaecolegol.
Last updated: 1 October 2025
Welsh: marc penllanw
English: high water mark
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: marciau penllanw
Definition: Ar fap, llinell yn dangos lle y bydd llanw'r môr yn cyrraedd pan fydd ar ei uchaf.
Last updated: 18 June 2024
Welsh: marc penllanw llanwau cyffredin
English: high water mark of ordinary tides
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 18 June 2024
Welsh: marc penllanw llanwau cyffredin
English: HWMOT
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym Saesneg a ddefnyddir am high water mark of ordinary tides.
Last updated: 20 June 2024
Welsh: marc penllanw’r gorllanw
English: high water mark of spring tides
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 21 February 2018
Welsh: marc safon
English: quality mark
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Defnyddier hwn yng nghyd-destun sgiliau sylfaenol - dyna y mae'r Asiantaeth Sgiliau Sylfaenol yn ei ddefnyddio.
Last updated: 22 September 2005
Welsh: Marc Safon Sgiliau Sylfaenol
English: Basic Skills Quality Mark
Status A
Subject: Education
Definition: Yr Asiantaeth Sgiliau Sylfaenol
Last updated: 28 September 2005
Welsh: marc swyddogol
English: official mark
Status B
Subject: Local government
Part of speech: Noun, Masculine, Singular
Definition: Y tyllau y mae’r swyddog llywyddu yn eu rhoi ar bapur pleidleisio er mwyn dangos ei fod yn ddilys.
Last updated: 21 March 2003
Welsh: marc UKCA
English: UKCA marking
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: Marc a ddefnyddir ar gyfer nwyddau sy'n cael eu gosod ar y farchnad ym Mhrydain Fawr (Cymru, Lloegr a'r Alban). Mae'n berthnasol i'r rhan fwyaf o'r nwyddau oedd gynt angen y marc CE.
Notes: UKCA yw'r acronym Saesneg a ddefnyddir am UK Conformity Assessment.
Last updated: 10 June 2021
Welsh: marcwyr
English: markers
Status C
Subject: Environment
Part of speech: Noun, Plural
Last updated: 9 December 2004
Welsh: marcwyr dynesu
English: countdown markers
Status C
Subject: Transport
Part of speech: Noun, Plural
Last updated: 9 December 2004
Welsh: marcwyr tir
English: ground markers
Status C
Subject: Planning
Part of speech: Noun, Plural
Last updated: 13 May 2011
Welsh: marcwyr ymwrthedd i wrthfiotigau
English: antibiotic resistance markers
Status B
Subject: Agriculture
Part of speech: Noun, Plural
Definition: mewn biobeirianneg
Last updated: 30 July 2003
Welsh: marc y ddiadell neu'r eifre
English: flock or herd mark
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: for sheep and goats
Last updated: 28 November 2007
Welsh: marc y ddiadell neu'r fuches
English: flock or herd mark
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: for sheep and cattle
Last updated: 28 November 2007
Welsh: Marc Ysbrydoli
English: Inspire Mark
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Context: Yng nghyd-destun Gemau Olympaidd 2012.
Last updated: 21 July 2011
Welsh: Mardi Gras Hoywon a Lesbiaid Cymru yng Nghaerdydd
English: Cardiff Wales Gay and Lesbian Mardi Gras
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Last updated: 27 September 2006
Welsh: Marford a Hoseley
English: Marford and Hoseley
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
Welsh: Margam a Thai-bach
English: Margam and Tai-bach
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Castell-nedd Port Talbot. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Castell-nedd Port Talbot (Trefniadau Etholiadol) 2021.
Last updated: 17 August 2022
Welsh: MARh
English: EIN
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Definition: Enterprise, Innovation and Networks
Last updated: 12 May 2006
Welsh: marina
English: marina
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: marinas
Last updated: 2 April 2025
Welsh: Markham
English: Markham
Status A
Subject: Place-names
Part of speech: Proper noun
Context: Caerphilly
Last updated: 15 July 2013
Welsh: marmalêd
English: marmalade
Status C
Subject: Food
Part of speech: Noun, Masculine, Singular
Last updated: 1 December 2008
Welsh: maro
English: marrow
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: vegetable
Last updated: 27 January 2004
Welsh: MARPOL
English: MARPOL
Status A
Subject: Titles of legislation
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym a ddefnyddir am Y Confensiwn Rhyngwladol er Atal Llygredd o Longau / International Convention for the Prevention of Pollution from Ships.
Last updated: 6 June 2019
Welsh: marquise
English: marquise
Status B
Subject: Food
Part of speech: Noun, Masculine, Singular
Definition: Math o bwdin
Last updated: 13 June 2019
Welsh: Marseille
English: Marseilles
Status B
Subject: Place-names
Part of speech: Proper noun
Last updated: 9 September 2003
Welsh: Marsh Road, Y Rhyl
English: Marsh Road, Rhyl
Status C
Subject: Place-names
Definition: in an address
Last updated: 5 March 2003
Welsh: Martinique
English: Martinique
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Safonwyd yr enw hwn gan ddilyn yr egwyddorion a nodir yn yr erthygl 'Dynodi enwau gwladwriaethau, tiriogaethau a chenhedloedd diwladwriaeth' yn yr Arddulliadur.
Last updated: 17 August 2021
Welsh: Martletwy
English: Martletwy
Status C
Subject: Place-names
Part of speech: Proper noun
Last updated: 9 October 2006
Welsh: Martletwy
English: Martletwy 
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Sir Benfro. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Benfro (Trefniadau Etholiadol) 2021.
Last updated: 17 August 2022
Welsh: Marton
English: Marton
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Lle yn Lloegr.
Last updated: 2 May 2013
Welsh: marw-anedig
English: stillborn
Status B
Subject: Health
Part of speech: Adjective
Last updated: 14 August 2025
Welsh: marw â chymorth
English: assisted dying
Status B
Subject: Health
Part of speech: Verb
Last updated: 9 April 2025
Welsh: marw â chymorth yn wirfoddol
English: voluntary assisted dying
Status B
Subject: Health
Part of speech: Verb
Last updated: 9 April 2025
Welsh: marw cyn pryd
English: premature death
Status C
Subject: Health
Part of speech: Verb
Last updated: 20 December 2007
Welsh: marw-enedigaeth
English: stillbirth
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 6 April 2004
Welsh: Marw gydag Urddas yng Nghymru
English: Dying Well Matters in Wales
Status A
Subject: Health
Part of speech: Verb
Last updated: 17 May 2018
Welsh: marwolaeth
English: mortality
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: eg mortality rate
Last updated: 6 April 2004
Welsh: marwolaeth
English: fatality
Status B
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Last updated: 29 August 2012
Welsh: marwolaeth amenedigol
English: perinatal mortality
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 6 April 2004
Welsh: marwolaeth annisgwyl sydyn
English: sudden unexpected death
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 17 November 2011
Welsh: marwolaethau amhendant
English: undetermined deaths
Status C
Subject: Health
Part of speech: Noun, Plural
Last updated: 17 July 2006
Welsh: marwolaethau cysylltiedig â chyffuriau
English: DRDs
Status C
Subject: Health
Part of speech: Noun, Plural
Definition: drug related deaths
Last updated: 27 April 2010
Welsh: marwolaethau sy’n gysylltiedig ag alcohol
English: alcohol-related deaths
Status C
Subject: Health
Part of speech: Noun, Plural
Last updated: 8 June 2015
Welsh: marwolaethau ychwanegol y gaeaf
English: excess winter deaths
Status C
Subject: Health
Part of speech: Noun, Plural
Definition: Excess winter deaths are defined by the Office of National Statistics. They are the difference between the number of deaths during the four winter months (Dec to March) and the average number of deaths during the preceding autumn…and the following summer.
Last updated: 5 March 2008
Welsh: marwolaethau y gellid eu hosgoi drwy driniaeth
English: amenable mortality
Status C
Subject: Health
Part of speech: Noun, Plural
Last updated: 5 October 2017
Welsh: marwolaethau ymysg mamau
English: maternal mortality
Status C
Subject: Health
Part of speech: Noun, Plural
Last updated: 24 March 2010
Welsh: marwolaeth coesyn yr ymennydd
English: brainstem death
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 3 April 2009