TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: glaswelw brych las
English: grey speckled grey
Status A
Subject: Environment
Part of speech: Adjective
Definition: Horse markings
Last updated: 29 April 2005
Welsh: glas ysbyty
English: hospital blue
Status C
Subject: General
Part of speech: Adjective
Context: Lliw gwisgoedd newydd ar gyfer nyrsys: Nyrs Staff
Last updated: 29 October 2010
Welsh: glawcoma
English: glaucoma
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cyflwr cyffredin ar y llygad yn sgil niwed i'r nerf optig, sy'n cysylltu'r llygad a'r ymennydd.
Last updated: 25 November 2022
Welsh: glawcoma cynradd
English: primary glaucoma
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Glawcoma nad yw'n sgil-effaith i gyflwr arall.
Last updated: 25 March 2024
Welsh: glawcoma eilaidd
English: secondary glaucoma
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Glawcoma sy'n sgil-effaith i gyflwr arall.
Last updated: 25 March 2024
Welsh: glawcoma ODTC
English: glaucoma ODTC
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 4 June 2020
Welsh: glawcoma ongl agored
English: open angle glaucoma
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Math o glawcoma cynradd lle bydd yr ongl ddraenio, sy'n rhan o adeiladwaith y llygad, ar agor fel arfer ac yn caniatáu i'r hylif dyfrllyd ddraenio o'r ardal o flaen pelen y llygad.
Last updated: 25 March 2024
Welsh: glawcoma ongl gaeedig
English: angle-closure glaucoma
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Math o glawcoma cynradd lle bydd yr ongl ddraenio, sy'n rhan o adeiladwaith y llygad, wedi ei gau ac felly nad oes modd i'r hylif dyfrllyd gael ei ddraenio o'r ardal o flaen pelen y llygad. Mae hyn yn arwain at gynnydd sydyn ym mhwysedd pelen y llygad.
Last updated: 25 March 2024
Welsh: glawcoma sefydlog
English: glaucoma stable
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 4 June 2020
Welsh: glawiad blynyddol
English: annual rainfall
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 3 August 2010
Welsh: GlawLif
English: RainScape
Status C
Subject: Environment
Part of speech: Proper noun, Masculine, Singular
Context: Cyd-destun: "Prosiect Dŵr Cymru".
Last updated: 12 August 2014
Welsh: glôb-artisiog
English: globe artichoke
Status C
Subject: Plants
Part of speech: Noun, Feminine, Singular
Definition: Enw’r planhigyn at bwrpas ffermio a garddio a gwerthu. 'Marchysgallen y gerddi' yw’r enw biolegol.
Last updated: 31 March 2009
Welsh: gleisiad
English: smolt
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 29 July 2004
Welsh: gleisiad
English: smolt
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: gleisiaid
Notes: Yng nghyd-destun bywyd eog.
Last updated: 10 February 2022
Welsh: gleisiad fferm
English: farmed smolt
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: gleisiaid fferm
Last updated: 7 January 2025
Welsh: gleisiaid
English: smolts
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last updated: 29 July 2004
Welsh: Gleision y Dorlan
English: Kingfishers
Status C
Subject: Birds
Part of speech: Noun, Plural
Last updated: 5 December 2011
Welsh: glendid
English: cleanness
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 16 August 2004
Welsh: glesyn cyffredin
English: common blue
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: type of butterfly
Last updated: 28 September 2005
Welsh: glesyn mawr
English: large blue butterfly
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: maculinea arion
Last updated: 10 August 2004
Welsh: glesyn serennog
English: silver-studded blue butterfly
Status A
Subject: Animals
Part of speech: Noun, Masculine, Singular
Definition: Plebejus argus
Last updated: 13 December 2012
Welsh: glesyn yr eiddew
English: holly blue
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: type of butterfly
Last updated: 28 September 2005
Welsh: GLH
English: GLH
Status B
Subject: Education
Part of speech: Noun, Plural
Definition: The guided learning hours for a qualification are a notional measure of the substance of a qualification i.e. the amount of time necessary to learn it effectively. It includes: an estimate of the time that might be allocated to direct teaching or instruction (such as time spent in the classroom) other structured learning time, such as directed assignments (for example, projects carried out in the learner’s own supported individual study and practice (such as revision lessons in school). assessments on the job It excludes any private study that the learner chooses to do.
Notes: Dyma’r acronym a ddefnyddir yn y ddwy iaith ar gyfer ‘guided learning hours’/’oriau dysgu dan arweiniad’.
Last updated: 16 May 2016
Welsh: gliniadur
English: laptop
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: glinid
English: glinide
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Yng nghyd-destun meddyginiaethau ar gyfer diabetes.
Last updated: 18 March 2021
Welsh: glioblastoma
English: glioblastoma
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Math o ganser yn yr ymennydd.
Last updated: 19 January 2023
Welsh: gliter
English: glitter
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 21 February 2018
Welsh: GLlTEF
English: HMCTS
Status A
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronymau Saesneg a Chymraeg a ddefnyddir gan y corff ei hun am HM Courts and Tribunals Service / Gwasanaeth Llysoedd a Thribiwnlysoedd EF.
Last updated: 6 September 2023
Welsh: globaleiddio
English: globalisation
Status A
Subject: Economic development
Part of speech: Verb
Last updated: 3 December 2003
Welsh: glo bitwminaidd
English: bituminous coal
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 31 July 2025
Welsh: glo carreg
English: anthracite
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 4 February 2009
Welsh: glo consesiynol
English: concessionary coal
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last updated: 3 March 2008
Welsh: glo dwfn
English: deep-mine coal
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last updated: 31 March 2014
Welsh: glo golosg
English: coking coal
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 4 February 2009
Welsh: glo o safon fetelegol
English: metallurgical grade coal
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 4 February 2009
Welsh: Glo Prydain
English: British Coal
Status B
Subject: Planning
Part of speech: Proper noun
Last updated: 19 May 2022
Welsh: glos
English: gloss
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: Explanation in a page margin.
Last updated: 9 May 2012
Welsh: glosio
English: gloss
Status B
Subject: Law
Part of speech: Verb
Definition: To write an explanation in a page margin.
Last updated: 9 May 2012
Welsh: glo thermol
English: thermal coal
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 9 June 2022
Welsh: glòs
English: gloss
Status B
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Plural: glosiau
Definition: Testun sy'n rhoi eglurhad am air neu ymadrodd.
Notes: Term o faes ieithyddiaeth a ddefnyddir mewn deunyddiau sy’n gysylltiedig â CEFR, y Fframwaith Cyfeirio Cyffredin Ewropeaidd ar gyfer Ieithoedd.
Last updated: 2 October 2025
Welsh: glud
English: mucilage
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 25 January 2007
Welsh: glud
English: glue
Status B
Subject: General
Part of speech: Noun, Masculine, Singular
Plural: gludion
Definition: Mewn cyd-destunau technegol, math o adlyn (‘adhesive’). Gall y diffiniad o’r cysyniad amrywio, ond yn aml bydd glud yn gynnyrch hylifol a gall fod yn adlyn a wneuthurwyd o sylweddau organig yn hytrach na synthetig.
Notes: Mewn cyd-destunau cyffredinol Saesneg, yn aml defnyddir ‘glue’ yn gyfystyr ag ‘adhesive’.
Last updated: 27 October 2022
Welsh: glud adar
English: bird-lime
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 4 June 2004
Welsh: gludlys arfor
English: sea campion
Status B
Subject: Plants
Part of speech: Noun, Masculine, Singular
Last updated: 26 June 2012
Welsh: gludlys nos-flodeuol
English: night-flowering catchfly
Status A
Subject: Plants
Part of speech: Noun, Masculine, Singular
Definition: silene noctiflora
Last updated: 21 June 2022
Welsh: gludo
English: paste
Status B
Subject: ICT
Part of speech: Verb
Last updated: 19 July 2005
Welsh: gludo popeth
English: paste all
Status B
Subject: ICT
Part of speech: Verb
Last updated: 19 July 2005
Welsh: gludydd prosthetigau
English: prosthetic adhesive
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: gludyddion prosthetigau
Last updated: 6 November 2019
Welsh: glwcos
English: glucose
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 7 March 2008
Welsh: glwten india-corn
English: maize gluten
Status B
Subject: Food
Part of speech: Noun, Masculine, Singular
Last updated: 23 September 2025