TermCymru

Results are displayed in English alphabetical order A-Z
English: Debt Resolution Forum
Welsh: Fforwm Datrys Dyledion
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Definition: DRF
Last Updated: 5 January 2011
English: Debt Respite Scheme (Breathing Space Moratorium and Mental Health Crisis Moratorium) (England and Wales) Regulations 2020
Welsh: Rheoliadau’r Cynllun Seibiant Dyledion (Moratoriwm Lle i Anadlu a Moratoriwm Argyfwng Iechyd Meddwl) (Cymru a Lloegr) 2020
Status B
Subject: Titles of legislation
Part of speech: Noun, Plural
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last Updated: 5 November 2020
English: debug
Welsh: dadfygio
Status B
Subject: ICT
Part of speech: Verb
Last Updated: 19 July 2005
English: debugger
Welsh: dadfygiwr
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: deburring
Welsh: llyfnhau'r ymylon
Status C
Subject: Environment
Part of speech: Verb
Definition: A method whereby the raw slit edge of metal is removed by rolling or filing.
Last Updated: 29 April 2005
English: DEC
Welsh: Y Pwyllgor Argyfyngau Brys
Status A
Subject: General
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym Saesneg a ddefnyddir am y Disasters Emergency Committee.
Last Updated: 5 September 2023
English: DEC
Welsh: Tystysgrif Ynni i'w Harddangos
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Display Energy Certificate. An A3 size certificate which must be prominently displayed in all public buildings accessed frequently and regularly by the public. The certificate gives information to the public about the energy usage of that building.
Last Updated: 20 March 2012
English: Decade of Indigenous Languages
Welsh: Degawd Ieithoedd Brodorol
Status B
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Notes: Menter gan y Cenhedloedd Unedig
Last Updated: 5 November 2020
English: Decade of Indigenous Languages
Welsh: Degawd Ieithoedd Brodorol
Status B
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last Updated: 12 August 2021
English: decapitalisation rate
Welsh: cyfradd ddatgyfalafu
Status C
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Last Updated: 23 July 2003
English: de-capped broodless combs
Welsh: diliau heb epil a’u capanau wedi’u tynnu
Status C
Subject: Law
Part of speech: Noun, Plural
Last Updated: 25 March 2004
English: decarbonisation
Welsh: datgarboneiddio
Status B
Subject: Environment
Part of speech: Verb
Definition: Y broses o leihau neu ddileu allyriadau nwyon tŷ gwydr o'n gweithgareddau, i greu economi carbon isel.
Last Updated: 10 February 2022
English: decarbonisation
Welsh: datgarboneiddio
Status B
Subject: Environment
Part of speech: Verb
Context: Y nod yw cysylltu gwelliant mewn ansawdd aer â datgarboneiddio drwy leihau allyriadau o amaethyddiaeth; adeiladau; diwydiant; y sector nwyon wedi'u fflworeiddio; y sector pŵer; gwastraff; a thrafnidiaeth.
Last Updated: 16 September 2024
English: decarbonisation action plan
Welsh: cynllun gweithredu datgarboneiddio
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: cynlluniau gweithredu datgarboneiddio
Last Updated: 6 July 2023
English: Decarbonisation Evidence Advisor
Welsh: Cynghorydd ar Dystiolaeth ynghylch Datgarboneiddio
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Notes: Teitl swydd yn Adran yr Amgylchedd. Ychwanegwyd y cofnod hwn Mai 2017.
Last Updated: 11 May 2017
English: Decarbonisation of Homes Implementation Group
Welsh: Grŵp Gweithredu Datgarboneiddio Cartrefi
Status A
Subject: Housing
Part of speech: Noun, Masculine, Singular
Notes: Defnyddir yr acronym 'DIG' ar gyfer y grŵp hwn
Last Updated: 3 May 2024
English: decarbonisation pathway
Welsh: llwybr datgarboneiddio
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: llwybrau datgarboneiddio
Definition: Llwybr wedi'i fodelu sy'n dangos sut mae gostyngiadau mewn allyriadau yn cael eu dosbarthu dros amser, ac ar draws sectorau, i gyflawni'r targed o ostyngiad o 80% o leiaf yn y flwyddyn 2050.
Notes: Yng nghyd-destun y ddogfen Cymru Sero Net.
Last Updated: 10 February 2022
English: Decarbonisation Support Programme
Welsh: Rhaglen Gefnogaeth Datgarboneiddio
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Notes: Rhaglen a gynhelir gan Gymdeithas Llywodraeth Leol Cymru.
Last Updated: 25 March 2021
English: decay chain
Welsh: cadwyn ddadfeiliad
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: cadwyni dadfeiliad
Definition: Y gyfres o atomau y bydd atom ansefydlog yn newid iddynt yn eu tro, gan allyrru gronynnau alffa, beta a/neu gama wrth wneud hynny.
Notes: Yng nghyd-destun ymbelydredd.
Last Updated: 23 March 2021
English: DECC
Welsh: Yr Adran Ynni a Newid Hinsawdd
Status C
Subject: Politics
Part of speech: Noun, Feminine, Singular
Definition: Department of Energy and Climate Change. (Westminster)
Last Updated: 9 December 2008
English: deceased
Welsh: ymadawedig
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last Updated: 6 August 2012
English: deceased person
Welsh: person ymadawedig
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: pobl ymadawedig
Last Updated: 28 April 2020
English: deceit
Welsh: ystryw
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: ystrywiau
Definition: A tort that is committed when someone knowingly or recklessly makes a false statement of fact intending that it should be acted on by someone else, and that person does act on the false statement and thereby suffers damage.
Last Updated: 19 December 2024
English: Decent Homes Standard
Welsh: Y Safon Cartrefi Gweddus
Status B
Subject: Housing
Part of speech: Noun, Feminine, Singular
Definition: Cynllun yn Lloegr sy'n cyfateb i Safon Ansawdd Tai Cymru (SATC) yng Nghymru.
Notes: Safon ansawdd sy’n berthnasol i dai cymdeithasol yn Lloegr a Gogledd Iwerddon.
Last Updated: 20 September 2024
English: decent living standard
Welsh: safon byw gweddus
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Last Updated: 15 July 2014
English: decentralisation policy
Welsh: polisi datganoli
Status C
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last Updated: 4 January 2005
English: decent work
Welsh: gwaith teilwng
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Definition: Agenda a gychwynnwyd gan Sefydliad Llafur y Byd (rhan o'r Cenhedloedd Unedig) yn seiliedig ar bedwar piler: creu gwaith, hawliau yn y gweithle, amddiffyniad cymdeithasol, a deialog gymdeithasol, gydag amcan trawsbynciol o sicrhau cydraddoldeb rhwng y rhywiau. Mae'r cysyniad bellach yn rhan o agenda'r Cenhedloedd Unedig ar gyfer datblygu cynaliadwy ac mae nod datblygu cynaliadwy penodol ar ei gyfer.
Context: Er enghraifft, rydym yn adrodd mewn man arall ar tueddiadau cenedlaethol mewn materion fel tlodi, anghydraddoldebau a gwaith addas.
Last Updated: 25 July 2019
English: Decent work and economic growth
Welsh: Gwaith teilwng a thwf economaidd
Status B
Subject: Justice and order
Part of speech: Neutral
Notes: Un o Nodau Datblygu Cynaliadwy y Cenhedloedd Unedig
Last Updated: 25 July 2019
English: deception
Welsh: dichell
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: dichellion
Definition: A false representation, by words or conduct, of a matter of fact or law that is made deliberately or recklessly to another person. Deception itself is not a crime, but there are six imprisonable crimes in which deception are involved.
Last Updated: 17 December 2024
English: deceptive
Welsh: dichellus
Status C
Subject: Religion
Part of speech: Adjective
Definition: O ran gweithred, ee datganiad dichellus.
Last Updated: 18 January 2005
English: deceptive
Welsh: dichellgar
Status C
Subject: Law
Part of speech: Adjective
Definition: O ran person, ee cael eiddo drwy ddichell.
Last Updated: 18 January 2005
English: dechlorane plus
Welsh: decloran plws
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Cyfansoddyn a ddefnyddir fel arafydd tân. Mae’n llygrydd organig parhaus.
Last Updated: 11 March 2025
English: dechlorination
Welsh: datglorineiddio
Status C
Subject: Environment
Part of speech: Verb
Last Updated: 20 May 2005
English: decibel
Welsh: desibel
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: mesur sain
Last Updated: 20 October 2008
English: decide on (something)
Welsh: penderfynu ar (rywbeth)
Status C
Subject: Law
Part of speech: Verb
Last Updated: 16 February 2005
English: Deciding what's right: humanity in the wake of turbulence
Welsh: Penderfynu beth sy'n iawn: dyngarwch wedi terfysg
Status C
Subject: Personnel
Part of speech: Verb
Context: Darlith flynyddol 2009, Rheoli yng Ngwasanaeth Cyhoeddus Cymru
Last Updated: 27 January 2010
English: deciduous
Welsh: collddail
Status C
Subject: Environment
Part of speech: Adjective
Last Updated: 31 December 2008
English: deciduous oak
Welsh: derwen gollddail
Status A
Subject: Plants
Part of speech: Noun, Feminine, Singular
Definition: Term ymbarel am unrhyw rywogaeth o goed derw sy'n colli ei dail, gan gynnwys y ddwy rywogaeth fwyaf cyffredin yng Nghymru sef y dderwen mes goesynnog (pedunculate oak) a'r dderwen mes di-goes (sessile oak).
Last Updated: 19 August 2025
English: deciduous tooth
Welsh: dant cyntaf
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: dannedd cyntaf
Last Updated: 2 April 2020
English: decile
Welsh: degradd
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Definition: Unrhyw un o'r is-setiau data o set o ddata a rannwyd yn 10 is-set ag iddynt amledd cyfartal.
Context: Yn ôl dadansoddiad mwy diweddar gan y Swyddfa Ystadegau Gwladol 37 , mae'r bwlch rhwng y mwyaf a'r lleiaf difreintiedig (gan ddefnyddio degraddau amddifadedd yn hytrach na phumedau) wedi parhau'n gymharol gyson dros y blynyddoedd diwethaf.
Last Updated: 25 July 2019
English: decimal
Welsh: degol
Status B
Subject: ICT
Part of speech: Adjective
Last Updated: 19 July 2005
English: decimal fraction
Welsh: ffracsiwn degol
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Last Updated: 17 May 2011
English: decimal notation
Welsh: nodiant degol
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: decimal tab
Welsh: tab degol
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: decinormal
Welsh: decinormal
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Definition: One‐tenth normal; i.e. denoting a solution of concentration 0.1 equivalents per litre.
Last Updated: 18 October 2016
English: DECIPHer
Welsh: DECIPHer
Status A
Subject: Health
Part of speech: Proper noun
Definition: Centre for the Development and Evaluation of Complex Interventions for Public Health Improvement. A consortium between the universities of Cardiff, Bristol and Swansea.
Notes: Dyma’r enw brand a ddefnyddir yn y ddwy iaith ar y Centre for Development, Evaluation, Complexity and Implementation in Public Health Improvement / y Ganolfan Gwerthuso a Datblygu Ymyriadau Cymhleth er mwyn Gwella Iechyd y Cyhoedd.
Last Updated: 6 July 2021
English: DECIPHer
Welsh: DECIPHer
Status A
Subject: Health
Part of speech: Proper noun
Notes: Dyma’r enwau brand ar Y Ganolfan Gwerthuso a Datblygu Ymyriadau Cymhleth er mwyn Gwella Iechyd y Cyhoedd / Centre for Development, Evaluation, Complexity and Implementation in Public Health Improvement.
Last Updated: 8 July 2021
English: decisional capacity
Welsh: galluedd penderfyniadol
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: Y galluedd meddyliol i wneud penderfyniad.
Last Updated: 18 May 2023
English: decision document
Welsh: dogfen penderfyniad
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: dogfennau penderfyniadau
Definition: Yn achos rhoi cydsyniad seilwaith, y gorchymyn cydsynio seilwaith ei hun neu'r ddogfen sy'n cofnodi y gwrthodwyd cydsyniad.
Last Updated: 23 February 2026
English: decision letter
Welsh: llythyr penderfyniad
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last Updated: 25 January 2007