TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: diwedd y cyfnod pontio
English: end of transition
Status B
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last updated: 23 December 2020
Welsh: diwedd y data
English: end of data
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: diweithdra
English: unemployment
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2005
Welsh: diweithdra ILO
English: ILO unemployment
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: ILO = International Labour Organisation
Last updated: 10 January 2003
Welsh: diwenwyn
English: non-toxic
Status B
Subject: Food
Part of speech: Adjective
Last updated: 8 March 2012
Welsh: di-wifr
English: cordless
Status B
Subject: ICT
Part of speech: Adjective
Last updated: 19 July 2005
Welsh: di-wifr
English: wireless
Status B
Subject: ICT
Part of speech: Adjective
Definition: eg wireless network
Last updated: 23 December 2003
Welsh: diwretig osmotig
English: osmotic diuretic
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: diwretigion osmotig
Last updated: 6 November 2019
Welsh: Diwrnod Adfywio'r Galon
English: Restart a Heart Day
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 October 2019
Welsh: Diwrnod Aer Glân Cymru
English: Clean Air Day Wales
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 30 July 2020
Welsh: diwrnod agored
English: open day
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Last updated: 5 November 2007
Welsh: Diwrnod Aids y Byd
English: World Aids Day
Status C
Subject: Health
Part of speech: Proper noun, Masculine, Singular
Last updated: 3 December 2012
Welsh: Diwrnod Allan Gorau
English: Best Day Out
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Definition: Teitlau un o gategorïau Gwobrau Twristiaeth Cenedlaethol Cymru 2015.
Last updated: 5 March 2015
Welsh: Diwrnod Amddiffynwyr ac Amddiffynwragedd Wcráin
English: Defenders and Defendresses of Ukraine Day
Status B
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last updated: 20 October 2022
Welsh: Diwrnod Amgylchedd y Byd
English: World Environment Day
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: 5 Mehefin 2008
Last updated: 6 May 2005
Welsh: Diwrnod Amrywiaeth Cymru
English: Wales Diversity Day
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Last updated: 10 January 2003
Welsh: Diwrnod Amrywiaeth Cymru "Ymgyrraedd at Gydraddoldeb; Gwneud iddo Weithio yng Nghymru"
English: Wales Diversity Day "Striving for Equality; Making it a Reality in Wales"
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last updated: 10 January 2003
Welsh: diwrnod angori
English: anchor day
Status B
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau angori
Notes: Yng nghyd-destun trefniadau i ddychwelyd yn achlysurol, fesul tîm, i'r swyddfa yn dilyn Covid-19.
Last updated: 2 March 2023
Welsh: Diwrnod Arthritis y Byd
English: World Arthritis Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Asthma'r Byd
English: World Asthma Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 10 May 2011
Welsh: diwrnod astudio
English: day release
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Last updated: 5 September 2003
Welsh: Diwrnod Atal Hunanladdiad y Byd
English: World Suicide Prevention Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Atal Sŵn
English: Noise Action Day
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 2 February 2004
Welsh: Diwrnodau Aros a Chwarae
English: Stay and Play Days
Status C
Subject: Education
Part of speech: Noun, Plural
Last updated: 6 April 2011
Welsh: Diwrnodau ar y Môr
English: Days at Sea
Status A
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Amser a dreulir yn pysgota.
Last updated: 28 February 2019
Welsh: diwrnod breinio
English: vesting day
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last updated: 20 June 2014
Welsh: Diwrnod Breinio
English: Vesting Day
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last updated: 28 March 2018
Welsh: Diwrnod Breinio
English: Vesting Day
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last updated: 24 May 2018
Welsh: Diwrnod Buddugoliaeth dros Japan
English: Victory over Japan Day
Status B
Subject: General
Part of speech: Noun, Masculine, Singular
Notes: Defnyddir Diwrnod VJ / VJ Day yn gyffredin.
Last updated: 12 March 2025
Welsh: Diwrnod Buddugoliaeth yn Ewrop
English: Victory in Europe Day
Status B
Subject: General
Part of speech: Noun, Masculine, Singular
Notes: Defnyddir VE Day / Diwrnod VE yn gyffredin.
Last updated: 12 March 2025
Welsh: Diwrnod Bwyd y Byd
English: World Food Day
Status C
Subject: Food
Part of speech: Noun, Masculine, Singular
Last updated: 15 February 2010
Welsh: Diwrnod Byd-eang y Plant
English: Universal Children's Day
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last updated: 1 December 2008
Welsh: Diwrnod Cenedlaethol Difa Bygiau
English: National Bug Busting Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Cenedlaethol Ymwybyddiaeth o Syrthio
English: National Falls Awareness Week
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 10 May 2011
Welsh: Diwrnod Cenedlaethol Ymwybyddiaeth Straen
English: National Stress Awareness Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Clefyd Alzheimer y Byd
English: World Alzheimer’s Day
Status A
Subject: Health
Part of speech: Proper noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Coffa Rhyngwladol
English: International Day of Commemoration
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last updated: 19 December 2005
Welsh: Diwrnod Cofio'r Holocost
English: Holocaust Memorial Day
Status B
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Notes: Diwrnod coffa rhyngwladol, a gynhelir ar 27 Ionawr bob blwyddyn.
Last updated: 28 November 2024
Welsh: diwrnod cwblhau’r cyfnod gweithredu  
English: implemenation period completion day   
Status B
Subject: Europe
Part of speech: Noun, Masculine, Singular
Notes: Mewn perthynas ag ymadael â'r Undeb Ewropeaidd
Last updated: 31 October 2019
Welsh: diwrnod cwblhau’r cyfnod gweithredu  
English: IP completion day
Status B
Subject: Europe
Part of speech: Noun, Masculine, Singular
Notes: Mewn perthynas ag ymadael â'r Undeb Ewropeaidd
Last updated: 31 October 2019
Welsh: Diwrnod Cwrdd i Ffwrdd
English: Away Day
Status B
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last updated: 22 May 2003
Welsh: Diwrnod Cyfleoedd
English: Opportunities Day
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Definition: Trefnwyd gan Gyrfa Cymru
Last updated: 8 November 2006
Welsh: diwrnod datblygu
English: development day
Status B
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau datblygu
Last updated: 24 January 2024
Welsh: Diwrnod Dathlu Deurywioldeb
English: Bi Visibility Day
Status B
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Notes: Diwrnod a gaiff ei ddathlu bob blwyddyn ar 23 Medi.
Last updated: 19 September 2018
Welsh: Diwrnod Defnyddio’r Rhyngrwyd yn Fwy Diogel
English: Safer Internet Day
Status A
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 12 December 2019
Welsh: Diwrnod Defnyddio’r Rhyngrwyd yn Fwy Diogel 2009
English: Safer Internet Day 2009
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 18 February 2009
Welsh: Diwrnod Diabetes y Byd
English: World Diabetes Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Difa Bygiau
English: Bug Busting Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 10 May 2011
Welsh: Diwrnod Dillad Steil
English: Glam-up Day
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last updated: 15 February 2010
Welsh: Diwrnod Dim Smygu
English: No Smoking Day
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 4 November 2004