TermCymru

Results are displayed in Welsh alphabetical order A-Y
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
Welsh: Diwrnod Dim Tybaco y Byd
English: World No Tobacco Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 10 May 2011
Welsh: Diwrnod Dysgu yn y Gweithle
English: Learning at Work Day
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last updated: 9 June 2006
Welsh: Diwrnod Eiddo Deallusol y Byd
English: World Intellectual Property Day
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last updated: 20 April 2012
Welsh: diwrnod eistedd
English: sitting day
Status B
Subject: Committees
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau eistedd
Notes: Yng nghyd-destun pwyllgorau, tribiwnlysoedd ac ati.
Last updated: 13 September 2018
Welsh: diwrnod eistedd
English: sitting day
Status C
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau eistedd
Notes: Yng nghyd-destun llysoedd a thribiwnlysoedd.
Last updated: 19 January 2023
Welsh: Diwrnod Esgyn i'r Orsedd
English: Accession Day
Status B
Subject: Politics
Part of speech: Proper noun
Last updated: 13 February 2012
Welsh: diwrnod etholiad cyffredin
English: day of ordinary election
Status B
Subject: Local government
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau etholiadau cyffredin
Last updated: 9 February 2022
Welsh: Diwrnod Ewrop
English: Europe Day
Status C
Subject: Europe
Part of speech: Noun, Masculine, Singular
Last updated: 22 September 2009
Welsh: Diwrnod Ewrop
English: Europe Day
Status B
Subject: Europe
Part of speech: Noun, Masculine, Singular
Notes: Diwrnod a gynhelir ar 9 Mai bob blwyddyn i ddathlu heddwch ac undod yn Ewrop.
Last updated: 25 March 2021
Welsh: Diwrnod Ewropeaidd Dim Ceir
English: European Car Free Day
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 13 August 2003
Welsh: Diwrnod Ewropeaidd Ieithoedd
English: European Day of Languages
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Definition: 26 Medi 2007
Last updated: 10 October 2007
Welsh: Diwrnod Ewropeaidd Pontio'r Cenedlaethau
English: European Day of Solidarity Between Generations
Status C
Subject: Europe
Part of speech: Noun, Masculine, Singular
Last updated: 22 September 2009
Welsh: Diwrnod Ewropeaidd Ymwybyddiaeth o Wrthfiotigau
English: European Antibiotic Awareness Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 4 February 2009
Welsh: diwrnod gosod
English: imposition day
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 15 December 2010
Welsh: diwrnod gwaith
English: working day
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau gwaith
Definition: Mewn rhai cyd-destunau, diwrnod pan ddisgwylir bod y rhan fwyaf o fusnesau a sefydliadau'n gweithio. Mewn cyd-destunau eraill, y cyfnodau yn ystod y dydd pan ddisgwylir bod y rhan fwyaf o fusnesau a sefydliadau'n gweithio.
Last updated: 31 July 2024
Welsh: Diwrnod Gweithredoedd Caredig Digymell
English: Random Acts of Kindness Day
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last updated: 25 February 2021
Welsh: diwrnod gweithredu
English: staging date
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Context: Part of pension arrangements.
Last updated: 9 October 2013
Welsh: Diwrnod Gweithredu Mesothelioma
English: Action Mesothelioma Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: diwrnod gwisgo pinc
English: wear it pink day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Ymgyrch codi arian ar gyfer canser y fron.
Last updated: 23 November 2007
Welsh: Diwrnod Gwrthgaethwasiaeth
English: Anti-Slavery Day
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Context: Ymgyrchu yn erbyn caethwasiaeth.
Last updated: 28 February 2023
Welsh: Diwrnod Hawliau Gofalwyr
English: Carers’ Rights Day
Status B
Subject: Social services
Part of speech: Noun, Masculine, Singular
Notes: Diwrnod a gynhelir yn flynyddol ym mis Tachwedd.
Last updated: 27 November 2023
Welsh: diwrnod hawlio cyntaf
English: first claim day
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Definition: for compensation
Last updated: 6 May 2005
Welsh: Diwrnod Iechyd Meddwl Mamau’r Byd
English: World Maternal Mental Health Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 25 April 2016
Welsh: Diwrnod Iechyd Meddwl y Byd
English: World Mental Health Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 30 January 2007
Welsh: Diwrnod Iechyd y Byd
English: World Health Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 6 May 2005
Welsh: Diwrnod Llaeth Ysgol y Byd
English: World School Milk Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Diwrnod Lwpws y Byd
English: World Lupus Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 10 May 2011
Welsh: diwrnod mabolgampau
English: sports day
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Last updated: 9 February 2009
Welsh: Diwrnod Masnach Ryngwladol
English: International Trade Day
Status C
Subject: Europe
Part of speech: Noun, Masculine, Singular
Last updated: 15 March 2004
Welsh: Diwrnod Masnach Ryngwladol Cymru
English: International Trade Day Wales
Status A
Subject: Economic development
Definition: Slogan marchnata.
Last updated: 6 January 2014
Welsh: Diwrnod Meddiannu Amgueddfeydd
English: Taking Over Museums Day
Status C
Subject: Culture and the arts
Part of speech: Proper noun, Masculine, Singular
Last updated: 14 March 2013
Welsh: Diwrnod Osteoporosis y Byd
English: World Osteoporosis Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: diwrnod penodedig
English: appointed day
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r ffurf a ddefnyddir yn y ddeddfwriaeth
Last updated: 28 December 2017
Welsh: Diwrnod Perchnogaeth y Gweithwyr
English: Employee Ownership Day
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: EO Day is a national celebration of employee ownership which sees the sector raising awareness of the positive impact employee owned businesses have on the UK economy, employees and communities.
Last updated: 31 January 2018
Welsh: diwrnod perthnasol
English: material day
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Definition: Material day is the day on which certain matters have to be considered and taken into account for valuation purposes when contemplating an alteration to a list.
Last updated: 18 February 2005
Welsh: diwrnod pôl
English: polling day
Status B
Subject: Politics
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau polau
Notes: Gweler y cofnodion am poll/pôl a polling/pôl ym maes gwleidyddiaeth.
Last updated: 28 May 2025
Welsh: diwrnod pôl
English: day of poll
Status B
Subject: Politics
Part of speech: Noun, Masculine, Singular
Plural: diwrnodau polau
Notes: Gweler y cofnodion am poll/pôl a polling/pôl ym maes gwleidyddiaeth.
Last updated: 29 May 2025
Welsh: Diwrnod Plant y Byd
English: World Children's Day
Status B
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last updated: 2 December 2021
Welsh: Diwrnod Pwysedd Gwaed Uchel y Byd
English: World Hypertension Day
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 10 May 2011