TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: deu(2-ethylhecsyl)ffthalad
English: di(2-ethylhexyl)phthalate
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: DEHP
Last updated: 1 November 2010
Welsh: deuaidd
English: binary
Status B
Subject: ICT
Part of speech: Adjective
Last updated: 19 July 2005
Welsh: deuamoniwm ffosffad
English: diammonium phosphate
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 28 March 2018
Welsh: deubegynol
English: bipolar
Status B
Subject: Economic development
Part of speech: Adjective
Context: Town planning.
Last updated: 27 February 2012
Welsh: deucloromethan
English: dichloromethane
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 1 November 2010
Welsh: deucoffol
English: dicofol
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r ffurf fer ar y cyfansoddyn a elwir hefyd yn 2,2,2-trichloro-1,1-bis(4-chlorophenyl)ethanol / 2,2,2-tricloro-1,1-bis(4-cloroffenyl)ethanol. Llygrydd organig parhaus. Pryfladdwr sy’n debyg iawn i DDT.
Last updated: 19 September 2024
Welsh: deucromiwm tris(cromad)
English: dichromium tris(chromate)
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Sylwedd a reolir drwy gyfundrefn y Rheoliadau REACH.
Last updated: 1 July 2021
Welsh: deuddiben
English: dual purpose
Status C
Subject: Agriculture
Part of speech: Adjective
Definition: Bridiau gwartheg sy'n cynhyrchu llaeth a chig.
Last updated: 30 July 2003
Welsh: deufalent
English: bivalent
Status B
Subject: Health
Part of speech: Adjective
Definition: Yng nghyd-destun brechlynnau, brechlyn sy’n gweithio drwy ennyn ymateb imiwnyddol i ddau feirws gwahanol, dau straen gwahanol o un feirws, dwy feicro-organeb wahanol etc.
Notes: Cymharer â’r ffurfiau ‘monovalent’, ‘trivalent’.
Last updated: 1 September 2022
Welsh: deuffenylether wedi'i frominadu (pentaBDE yn unig)
English: brominated diphenylether (pentaBDE only)
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 1 November 2010
Welsh: deuffobia
English: biphobia
Status B
Subject: General
Part of speech: Adjective
Last updated: 8 December 2022
Welsh: deuffobig
English: biphobic
Status B
Subject: General
Part of speech: Adjective
Last updated: 8 December 2022
Welsh: deuffocal
English: bifocal
Status B
Subject: Health
Part of speech: Adjective
Notes: Yng nghyd-destun lensys.
Last updated: 8 December 2022
Welsh: deuffosffonad
English: biphosphonate
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: deuffosffonadau
Last updated: 6 November 2019
Welsh: deugarnolion
English: biungulates
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Anifeiliaid carnau hollt.
Last updated: 10 October 2007
Welsh: deunydd a garthwyd
English: dredged material
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: deunyddiau a garthwyd
Last updated: 23 March 2021
Welsh: deunydd amlddeunydd amlhaen
English: multi-material multi-layer material
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2012
Welsh: deunydd amlhaen
English: multi-layer material
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2012
Welsh: deunydd anifeiliaid
English: animal material
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: esgyrn etc.
Last updated: 30 July 2003
Welsh: deunydd annharddiadol
English: non-originating material
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Plural: deunyddiau annharddiadol
Definition: Deunydd sy'n tarddu o wlad wahanol i'r wlad lle mae'r deunydd hwnnw yn cael ei ddefnyddio mewn proses gynhyrchu.
Last updated: 10 June 2021
Welsh: deunydd araenu
English: coating material
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2012
Welsh: Deunydd Asesu'r Cyfnod Sylfaen: Canlyniadau asesu ar gyfer Datblygiad Personol a Chymdeithasol a Lles, Sgiliau Iaith, Llythrennedd a Chyfathrebu, Datblygiad Mathemategol
English: Foundation Phase Assessment Material: Assessment outcomes for Personal and Social Development and Well-being, Language, Literacy and Communication Skills, Mathematical Development
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: deunydd bwyd anifeiliaid
English: feed material
Status A
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: deunyddiau bwyd anifeiliaid
Definition: deunydd sy'n dod o lysiau, anifeiliaid neu sylwedd anorganig a ddefnyddir i fwydo anifeiliaid
Context: ystyr “deunydd bwyd anifeiliaid” (“feed material”) yw— (a) unrhyw gynnyrch sy'n deillio o lysiau neu o anifeiliaid, yn ei gyflwr gwreiddiol, yn ffres neu wedi ei gadw; (b) unrhyw gynnyrch sy'n deillio o gynnyrch o'r fath drwy brosesu diwydiannol; neu (c) unrhyw sylwedd organig neu anorganig, (p'un ai a yw'n cynnwys unrhyw ychwanegyn neu beidio) ac sydd i'w ddefnyddio ar gyfer bwydo anifeiliaid anwes neu anifeiliaid fferm drwy'r geg, yn uniongyrchol fel y mae, neu ar ôl ei brosesu, wrth baratoi bwyd anifeiliaid cyfansawdd neu fel cariwr rhag-gymysgedd;
Last updated: 8 July 2021
Welsh: deunydd carthu
English: dredgings
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 20 September 2005
Welsh: deunydd categori 1
English: category 1 material
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 19 April 2007
Welsh: deunydd compost
English: compostables
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 15 August 2024
Welsh: deunydd crai
English: raw material
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 29 July 2003
Welsh: deunydd creadigol
English: creative content
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Definition: Disgrifiad o gynhyrchion ar gyfer y cyfryngau creadigol digidol
Last updated: 2 August 2010
Welsh: Deunydd Cyfansawdd Alwminiwm
English: Aluminium Composite Material
Status B
Subject: Housing
Part of speech: Noun, Masculine, Singular
Context: Yng Nghymru ein blaenoriaeth gyntaf, fel yn Lloegr, oedd nodi adeiladau preswyl uchel iawn (dros 18 metr o uchder sy'n cyfateb yn fras i saith llawr), cadarnhau a yw cladin o'r math a ddefnyddiwyd ar Dŵr Grenfell (Deunydd Cyfansawdd Alwminiwm neu ACM), neu gladin sy'n debyg i ACM, yn cael ei ddefnyddio a sicrhau bod samplau, lle y bo'n briodol, yn cael eu hanfon er mwyn cynnal profion cychwynnol arnynt.
Notes: Math o gladin allanol ar gyfer waliau adeiladau. Defnyddir yr acronym ACM yn y ddwy iaith
Last updated: 9 August 2017
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Chwarae / Dysgu Gweithredol - Gorolwg (3-7 oed)
English: Foundation Phase Guidance Material: Play/Active Learning - An Overview (3-7 years)
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Datblygiad Corfforol
English: Foundation Phase Guidance Material: Physical Development
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Datblygiad Creadigol
English: Foundation Phase Guidance Material: Creative Development
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Datblygiad Mathemategol
English: Foundation Phase Guidance Material: Mathematical Development
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Datblygiad Personol a Chymdeithasol a Lles
English: Foundation Phase Guidance Material: Personal and Social Development and Well-being
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Dealltwriaeth Amlddiwylliannol
English: Foundation Phase Guidance Material: Multi-cultural Understanding
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Dwyieithrwydd
English: Foundation Phase Guidance Material: Bilingualism
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Gwybodaeth a Dealltwriaeth o'r Byd
English: Foundation Phase Guidance Material: Knowledge and Understanding of the World
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: Deunydd Cyfarwyddyd y Cyfnod Sylfaen: Sgiliau Iaith, Llythrennedd a Chyfathrebu
English: Foundation Phase Guidance Material: Language, Literacy and Communication Skills
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Dogfen ategol yng nghyd-destun y Cyfnod Sylfaen.
Last updated: 3 June 2008
Welsh: deunydd deallus
English: intelligent material
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2012
Welsh: deunydd diwastraff
English: non-waste products
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 29 September 2009
Welsh: deunydd eilaidd
English: secondary materials
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: aggregates
Last updated: 29 July 2004
Welsh: deunydd eildro
English: recyclates
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: cynnyrch neu ddeunydd sydd wedi'i wneud o ddeunydd sydd wedi'i ailgylchu
Last updated: 22 July 2003
Welsh: deunydd eildro
English: recycled material
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 24 June 2003
Welsh: deunydd estron
English: foreign matter
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 28 February 2012
Welsh: deunydd ffynhonnell
English: source material
Status B
Subject: Food
Part of speech: Noun, Masculine, Singular
Plural: deunyddiau ffynhonnell
Context: Cyfyngiadau ar ddefnyddio cyflasynnau neu gynhwysion bwyd ac iddynt briodweddau cyflasyn a gynhyrchir o ddeunyddiau ffynhonnell penodol.
Last updated: 17 April 2024
Welsh: deunydd genetig
English: genetic material
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 6 July 2005
Welsh: deunydd glanhau
English: cleaning agent
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 19 April 2007
Welsh: deunydd gorchuddio
English: covering material
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2012
Welsh: deunydd gorwedd
English: bedding (animal)
Status C
Subject: Agriculture
Last updated: 10 December 2010
Welsh: deunydd gronynnol
English: particulate matter
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Cymysgedd o ronynnau solet a defnynnau o hylif yn yr aer.
Last updated: 11 July 2019