TermCymru

Results are displayed in English alphabetical order A-Z
English: demersal fish
Welsh: pysgodyn dyfnforol
Status B
Subject: Agriculture
Part of speech: Adjective
Definition: Bottom-feeding fish.
Last Updated: 20 March 2012
English: demersal fish
Welsh: pysgod gwely'r môr
Status A
Subject: Animals
Part of speech: Noun, Feminine, Singular
Plural: pysgod gwely'r môr
Last Updated: 28 February 2019
English: demersal fishery
Welsh: pysgodfa gwely'r môr
Status A
Subject: Animals
Part of speech: Noun, Feminine, Singular
Plural: pysgodfeydd gwely'r môr
Last Updated: 28 February 2019
English: demersal trawl
Welsh: treillrwyd ddyfnforol
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Plural: treillrwydi dyfnforol
Context: Rhwng 1 Ionawr 2016 a 30 Mehefin 2016, caniateir i long bysgota a fydd yn defnyddio treillrwydi dyfnforol a rhwydi sân gadw ar fwrdd y llong ddalfeydd draenogiaid môr na fyddant yn fwy nag 1% o bwysau'r holl organebau morol a ddaliwyd ac sydd ar fwrdd y llong honno.
Last Updated: 9 June 2016
English: de minimis
Welsh: de minimis
Status A
Subject: Law
Last Updated: 24 September 2002
English: de minimis tip
Welsh: tomen de minimis
Status B
Subject: Planning
Part of speech: Noun, Feminine, Singular
Plural: tomenni de minimis
Notes: Yng nghyd-destun cyfundrefn arfaethedig ar gyfer rheoli tomenni glo.
Last Updated: 19 May 2022
English: demise
Welsh: demeis
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: demeisiau
Definition: Trawsgludiad ystad drwy ewyllys neu les.
Notes: Sylwer y defnyddir 'demise' yn gyfystyr â 'lease' weithiau. Mewn defnydd technegol iawn ym maes cyfraith eiddo, mae 'demise' yn cyfeirio at drawsgludiad les yn hytrach na'r les ei hun. Pan ddefnyddir 'demise' yn gyfystyr â 'lease' gellid defnyddio 'les' yn Gymraeg, ond dylid gwirio'r union ystyr ym mhob achos.
Last Updated: 8 May 2025
English: demised premises
Welsh: mangre a lesiwyd
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Definition: demise (in land law) 1. (verb) To grant a lease 2. (noun) The lease itself (Oxford Dictionary of Law).
Last Updated: 22 September 2009
English: democracy
Welsh: democratiaeth
Status A
Subject: Politics
Part of speech: Noun, Feminine, Singular
Last Updated: 26 July 2004
English: Democracy and Boundary Commission Cymru
Welsh: Comisiwn Democratiaeth a Ffiniau Cymru
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last Updated: 3 August 2023
English: Democracy and Elections (Wales) Bill
Welsh: Bil Democratiaeth ac Etholiadau (Cymru)
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: Part of the Welsh Government's 5-year legislative programme announced by the First Minister on 12 July 2011.
Last Updated: 20 July 2011
English: Democracy Branch
Welsh: Y Gangen Ddemocratiaeth
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last Updated: 19 August 2003
English: Democracy, Diversity and Remuneration Team
Welsh: Y Tîm Democratiaeth, Amrywiaeth a Chydnabyddiaeth Ariannol
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Last Updated: 10 June 2014
English: democracy education
Welsh: addysg democratiaeth
Status B
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: Addysg ynghylch democratiaeth a chyfundrefnau democrataidd, a all gynnwys systemau etholiadol.
Notes: Mae’r term hwn yn gyfystyr ag education for democracy ac (mewn un ystyr) democratic education.
Last Updated: 13 January 2026
English: Democracy, Ethics and Partnership Division
Welsh: Yr Is-adran Democratiaeth, Moeseg a Phartneriaeth
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last Updated: 3 November 2011
English: Democracy Live
Welsh: Democratiaeth Fyw
Status C
Subject: Politics
Part of speech: Noun, Feminine, Singular
Definition: Gwefan y BBC sy'n cynnig darllediadau byw a fideos archif o'r hyn sy'n digwydd yn y sefydliadau gwleidyddol ar draws y DU ac yn Senedd Ewrop.
Last Updated: 1 November 2011
English: democratic
Welsh: democrataidd
Status B
Subject: Education
Part of speech: Adjective
Definition: Rhaglen Arweinyddiaeth I Benaethiaid mewn Swydd
Last Updated: 22 May 2003
English: democratic accountability
Welsh: atebolrwydd democrataidd
Status C
Subject: Politics
Part of speech: Noun, Masculine, Singular
Definition: Elected representatives taking forward the views of the citizen and getting services implemented which meet the needs of the citizen.
Last Updated: 17 October 2012
English: democratic deficit
Welsh: y diffyg democrataidd
Status C
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last Updated: 11 September 2007
English: democratic education
Welsh: addysg democratiaeth
Status B
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: Addysg ynghylch democratiaeth a chyfundrefnau democrataidd, a all gynnwys systemau etholiadol.
Notes: Cymharer â’r term democratic education / addysg ddemocrataidd. Mae’r term hwn yn gyfystyr ag education for democracy a democracy education.
Last Updated: 13 January 2026
English: democratic education
Welsh: addysg ddemocrataidd
Status B
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: Addysg a gaiff ei darparu drwy ddulliau democrataidd, sy’n rhoi llais i’r dysgwr ynghylch beth y mae'n dysgu amdano a sut y mae’n dysgu.
Notes: Cymharer â’r term democratic education / addysg democratiaeth.
Last Updated: 13 January 2026
English: Democratic Engagement Grant
Welsh: Y Grant Ymgysylltu â Democratiaeth
Status A
Subject: Community development
Part of speech: Noun, Masculine, Singular
Last Updated: 11 January 2023
English: democratic health
Welsh: iechyd democrataidd
Status B
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last Updated: 3 May 2024
English: democratic representation and management
Welsh: cynrychiolaeth a rheolaeth ddemocrataidd
Status C
Subject: Politics
Part of speech: Noun, Feminine, Singular
Last Updated: 24 October 2005
English: democratic right
Welsh: hawl ddemocrataidd
Status C
Subject: Local government
Part of speech: Noun, Feminine, Singular
Plural: hawliau democrataidd
Last Updated: 9 September 2021
English: democratic services
Welsh: gwasanaethau democrataidd
Status B
Subject: Local government
Part of speech: Noun, Plural
Last Updated: 17 March 2022
English: democratic services committee
Welsh: pwyllgor gwasanaethau democrataidd
Status B
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last Updated: 17 March 2022
English: demographic consumer segment
Welsh: is-grŵp o gwsmeriaid
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: The division of the market place into distinct subgroups or segments, each characterised by particular tastes and requiring a specific marketing mix.
Last Updated: 10 December 2010
English: demographics
Welsh: demograffeg
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 29 October 2010
English: demographic software
Welsh: meddalwedd ddemograffig
Status C
Subject: ICT
Part of speech: Noun, Feminine, Singular
Context: Mae Modiwl Data newydd gael ei ryddhau gan Edge Analytics, y corff sy'n rheoli cyfres POPGROUP o feddalwedd ddemograffig.
Last Updated: 11 May 2017
English: demography
Welsh: demograffeg
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: demograffegau
Last Updated: 14 December 2022
English: Demography, Heritage and Equalities Statistics
Welsh: Ystadegau Demograffeg, Treftadaeth a Chydraddoldeb
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Plural
Last Updated: 9 February 2009
English: Demography Newsletter
Welsh: Cylchlythyr Demograffeg
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Notes: Cyhoeddiad rheolaidd gan Lywodraeth Cymru.
Last Updated: 11 March 2021
English: demolish
Welsh: dymchwel
Status A
Subject: Planning
Part of speech: Verb
Context: Mae “gweithrediadau adeiladu” yn cynnwys dymchwel adeilad, ailadeiladu adeilad, gwneud unrhyw ychwanegiad neu addasiad strwythurol i adeilad a gweithrediadau eraill a gynhelir fel arfer gan berson sy’n cynnal busnes fel adeiladwr.
Notes: Mewn perthynas â chynnal gwaith ar adeiladau o dan y gyfundrefn gyfreithiol ar gyfer cynllunio a'r gyfundrefn gyfreithiol ar gyfer rheoli'r amgylchedd hanesyddol.
Last Updated: 20 April 2026
English: demolition
Welsh: dymchweliad
Status A
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: dymchweliadau
Notes: Mewn perthynas â chynnal gwaith ar adeiladau o dan y gyfundrefn gyfreithiol ar gyfer cynllunio a'r gyfundrefn gyfreithiol ar gyfer rheoli'r amgylchedd hanesyddol.
Last Updated: 5 March 2024
English: demonstrable need
Welsh: angen y gellir ei ddangos
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 23 July 2003
English: Demonstrating Success
Welsh: Dangos Llwyddiant
Status C
Subject: Social services
Part of speech: Verb
Context: A project to measure progress in young people.
Last Updated: 11 May 2006
English: Demonstrating Success Toolkit: Emotional Intelligence - worker and self assessment activity
Welsh: Pecyn Cymorth ar gyfer Dangos Llwyddiant: Deallusrwydd Emosiynol - gweithgaredd asesu gweithwyr ac asesu eich hunan
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last Updated: 7 January 2008
English: demonstration facility
Welsh: canolfan arddangos
Status C
Subject: Economic development
Part of speech: Noun, Feminine, Singular
Last Updated: 2 February 2009
English: demonstration farm
Welsh: fferm arddangos
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: Fferm i ddangos dull newydd/gwahanol o ffermio e.e. organig.
Last Updated: 30 July 2003
English: Demonstration Organic Farm Network
Welsh: Rhwydwaith Ffermydd Arddangos Organig
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 29 July 2003
English: demonstration project
Welsh: prosiect arddangos
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 31 May 2006
English: demonstration zone
Welsh: ardal arddangos
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: ardaloedd arddangos
Context: Rydym wedi gweithio gydag Ystâd y Goron i gynnig ardaloedd profi ac arddangos yng Nghymru, ar gyfer technolegau ynni’r tonnau ac ynni'r llanw.
Last Updated: 5 September 2019
English: demo software
Welsh: meddalwedd arddangos
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: demoted tenancy
Welsh: tenantiaeth isradd
Status A
Subject: Housing
Part of speech: Noun, Feminine, Singular
Plural: tenantiaethau isradd
Definition: Math o denantiaeth a roddir gan landlord cymdeithasol, lle collir y sicrwydd tenantiaeth y byddai'r tenant fel arfer yn ei fwynhau yn sgil ei ymddygiad gwrthgymdeithasol ef neu aelod o'i aelwyd.
Last Updated: 26 November 2019
English: Demotion Order
Welsh: Gorchymyn Israddio
Status C
Subject: Housing
Part of speech: Noun, Masculine, Singular
Last Updated: 24 May 2005
English: demountable building
Welsh: adeilad dros dro
Status C
Subject: Planning
Part of speech: Noun, Masculine, Singular
Last Updated: 21 April 2011
English: DEMSA
Welsh: Cymdeithas Safonau Rheolwyr Dyledion
Status C
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Definition: Debt Managers Standards Association
Last Updated: 5 January 2011
English: demutualisation of insurance companies
Welsh: datgydfuddiannu cwmnïau yswiriant
Status B
Subject: Law
Notes: Term o Fil Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2016.
Last Updated: 17 August 2016
English: denature
Welsh: annatureiddio
Status B
Subject: Health
Part of speech: Verb
Definition: Yng nghyd-destun feirysau, y broses o ddinistrio strwythur neu ddeunydd genetig feirws er mwyn ei wneud yn anactif ac anheintus.
Last Updated: 16 October 2025