TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: Deddf alluogi
English: enabling Act
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last updated: 3 November 2011
Welsh: Deddf Amaethyddiaeth 1947
English: Agriculture Act 1947
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 1 October 2020
Welsh: Deddf Amaethyddiaeth 1967
English: Agriculture Act 1967
Status C
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 1 October 2012
Welsh: Deddf Amaethyddiaeth a Chymunedau Gwledig (Yr Alban) 2024
English: Agriculture and Rural Communities Act (Scotland) Act 2024
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 2 July 2026
Welsh: Deddf Amaethyddiaeth (Cymru) 2023
English: Agriculture (Wales) Act 2023
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 23 February 2026
Welsh: Deddf Amddiffyn Plant 1999
English: Protection of Children Act 1999
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Definition: POCA
Last updated: 8 December 2004
Welsh: Deddf Amddiffyn Plant 1999
English: POCA
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Definition: Protection of Children Act 1999
Last updated: 21 June 2011
Welsh: Deddf Amrywogaethau Planhigion 1997
English: The Plant Varieties Act 1997
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 6 December 2018
Welsh: Deddf Amrywogaethau Planhigion a Hadau 1964
English: Plant Varieties and Seeds Act 1964
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 15 August 2024
Welsh: Deddf Anghenion Addysgol Arbennig ac Anabledd 2001
English: SENDA
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: Special Educational Needs and Disability Act 2001
Notes: Gweler yr erthygl ar y Model Cymdeithasol o Anabledd yn yr Arddulliadur. Yn unol â'r Model, mae amhariad ("impairment", a elwid yn "nam" o'r blaen) yn nodwedd ar berson, a all effeithio ar ei ymddangosiad neu ar sut y mae ei gorff neu ei feddwl yn gweithio; caiff pobl anabl (y gellir hefyd cyfeirio atynt fel "pobl anabledig" neu "bobl sy'n cael eu hanablu") eu hanablu gan ffactorau allanol fel yr amgylchedd, polisi neu arferion, neu yn sgil methiant i ddarparu addasiadau ar eu cyfer; ac anabledd yw canlyniad anablu pobl sydd ag amhariadau. 
Last updated: 14 November 2023
Welsh: Deddf Anghenion Addysgol Arbennig ac Anabledd 2001
English: Special Educational Needs and Disability Act 2001
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: SENDA
Notes: Gweler yr erthygl ar y Model Cymdeithasol o Anabledd yn yr Arddulliadur. Yn unol â'r Model, mae amhariad ("impairment", a elwid yn "nam" o'r blaen) yn nodwedd ar berson, a all effeithio ar ei ymddangosiad neu ar sut y mae ei gorff neu ei feddwl yn gweithio; caiff pobl anabl (y gellir hefyd cyfeirio atynt fel "pobl anabledig" neu "bobl sy'n cael eu hanablu") eu hanablu gan ffactorau allanol fel yr amgylchedd, polisi neu arferion, neu yn sgil methiant i ddarparu addasiadau ar eu cyfer; ac anabledd yw canlyniad anablu pobl sydd ag amhariadau. 
Last updated: 14 November 2023
Welsh: Deddf Anghenion Dysgu Ychwanegol a’r Tribiwnlys Addysg (Cymru) 2018
English: ALNET
Status B
Subject: Education
Part of speech: Noun, Feminine, Singular
Notes: Dyma'r acronym a ddefnyddir yn gyffredin yn Saesneg am enw'r Ddeddf.
Last updated: 22 October 2020
Welsh: Deddf Anghenion Dysgu Ychwanegol a’r Tribiwnlys Addysg (Cymru) 2018
English: Additional Learning Needs and Education Tribunal (Wales) Act 2018
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 6 September 2021
Welsh: Deddf Anghenion Gwledig (Gogledd Iwerddon) 2016
English: Rural Needs (Northern Ireland) Act 2016
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 2 July 2026
Welsh: Deddf Anghymhwyso Tŷ'r Cyffredin 1975
English: House of Commons Disqualification Act 1975
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last updated: 20 May 2005
Welsh: Deddf Anifeiliaid 1971
English: Animals Act 1971
Status A
Subject: Titles of legislation
Part of speech: Proper noun, Feminine, Singular
Context: Teitl cwrteisi.
Last updated: 27 February 2014
Welsh: Deddf Anifeiliaid a Bywyd Gwyllt (Cosbau, Diogeliadau a Phwerau) (Yr Alban) 2020
English: Animals and Wildlife (Penalties, Protections and Powers) (Scotland) Act 2020
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 13 December 2021
Welsh: Deddf Anifeiliaid Dinistriol a Fewnforir 1932
English: Destructive Imported Animals Act 1932
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 6 December 2018
Welsh: Deddf Anifeiliaid Gwyllt a Syrcasau (Cymru) 2020
English: Wild Animals and Circuses (Wales) Act 2020
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 6 September 2021
Welsh: Deddf Anifeiliaid Gwyllt mewn Syrcasau 2019
English: Wild Animals in Circuses Act 2019
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 13 December 2021
Welsh: Deddf Anifeiliaid Gwyllt mewn Syrcasau Teithiol (Yr Alban) 2018
English: Wild Animals in Travelling Circuses (Scotland) Act 2018
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 13 December 2021
Welsh: Deddf Ansolfedd
English: Insolvency Act
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last updated: 26 August 2008
Welsh: Deddf Arbed Ynni Cartref
English: HECA
Status C
Subject: Housing
Part of speech: Noun, Feminine, Singular
Definition: Home Energy Conservation Act
Last updated: 17 June 2008
Welsh: Deddf Arbed Ynni yn y Cartref 1995
English: Home Energy Conservation Act 1995
Status C
Subject: Housing
Part of speech: Noun, Feminine, Singular
Definition: HECA
Last updated: 13 October 2005
Welsh: Deddf Archwilio ac Atebolrwydd Lleol 2014
English: Local Audit and Accountability Act 2014
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi
Last updated: 22 May 2024
Welsh: Deddf Archwilio Cenedlaethol
English: National Audit Act
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last updated: 21 March 2012
Welsh: Deddf Archwilio Cyhoeddus (Cymru) 2013
English: Public Audit (Wales) Act 2013
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 7 May 2013
Welsh: Deddf Ardaloedd Trefol Mewnol 1978
English: Inner Urban Areas Act 1978
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteis
Last updated: 30 October 2023
Welsh: Deddf Ardoll Defnyddwyr Ffyrdd Cerbydau Nwyddau Trwm 2013
English: HGV Road User Levy Act 2013
Status A
Subject: Titles of legislation
Part of speech: Proper noun, Feminine, Singular
Last updated: 3 December 2012
Welsh: Deddf Ardoll y Diwydiant Moch 1983
English: The Pig Industry Levy Act 1983
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 6 April 2005
Welsh: Deddf Ardrethi Annomestig (Yr Alban) 2020
English: Non-Domestic Rates (Scotland) Act 2020
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi
Last updated: 25 January 2024
Welsh: Deddf Ardrethu Annomestig (Toiledau Cyhoeddus) 2021
English: The Non-domestic Rating (Public Lavatories) Act 2021
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar enw deddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 28 November 2022
Welsh: Deddf Arfau Tanio 1968
English: Firearms Act 1968
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 18 February 2026
Welsh: Deddf Arfau Ymosodol 2019
English: Offensive Weapons Act 2019
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 13 December 2021
Welsh: Deddf Argyfyngau Sifil Posibl 2004
English: Civil Contingencies Act 2004
Status B
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Last updated: 29 August 2012
Welsh: Deddf Arolwg Ffiniau (Iwerddon) 1854
English: Boundary Survey (Ireland) Act 1854
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 10 January 2018
Welsh: Deddf Asiantaethau Cyflogi 1973
English: Employment Agencies Act 1973
Status C
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 21 April 2008
Welsh: Deddf Asiantiaid Eiddo 1979
English: Estate Agents Act 1979
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 30 July 2025
Welsh: Deddf Atafaelu Enillion 1971
English: Attachment of Earnings Act 1971
Status B
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Last updated: 2 August 2012
Welsh: Deddf Atal a Rheoli Llygredd 1999
English: Pollution Prevention and Control Act 1999
Status C
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Last updated: 7 June 2011
Welsh: Deddf Atebolrwydd Cyflogwyr (Yswiriant Gorfodol) 1969
English: Employers' Liability (Compulsory Insurance) Act 1969
Status C
Subject: Titles of legislation
Part of speech: Proper noun, Feminine, Singular
Last updated: 18 May 2012
Welsh: deddfau
English: acts
Status A
Subject: Law
Part of speech: Noun, Plural
Definition: statute, Act of Parliament
Last updated: 24 January 2005
Welsh: Deddfau Cyfyngu ar Renti
English: Rent Restriction Acts
Status A
Subject: Housing
Part of speech: Noun, Plural
Last updated: 30 April 2013
Welsh: Deddfau cynllunio Cymru
English: Welsh planning Acts
Status A
Subject: Planning
Part of speech: Noun, Plural
Context: Mae "Deddfau cynllunio Cymru" yn cynnwys y Ddeddf hon; y Ddeddf Sylweddau Peryglus, fel y mae’n gymwys o ran Cymru; a Rhannau 3 i 5 o Ddeddf yr Amgylchedd Hanesyddol, a Rhan 7 o’r Ddeddf honno fel y mae’n gymwys at ddibenion y Rhannau hynny.
Last updated: 30 April 2024
Welsh: Deddfau Cynrychiolaeth y Bobl
English: Representation of the People Acts
Status B
Subject: Local government
Part of speech: Noun, Plural
Last updated: 21 March 2003
Welsh: Deddfau Dŵr
English: Water Acts
Status A
Subject: Law
Part of speech: Noun, Plural
Definition: Collective term for the: Flood and Water Management Act 2010; Public Health Act 1936; Coast Protection Act 1949; Reservoirs Act 1975; Highways Act 1980; Land Drainage Act 1991; Water Resources Act 1991; Environment Act 1995.
Last updated: 2 October 2013
Welsh: Deddfau Dwyn
English: Theft Acts
Status B
Subject: Justice and order
Part of speech: Noun, Plural
Last updated: 1 August 2012
Welsh: Deddfau Senedd y DU
English: Acts of the UK Parliament
Status A
Subject: Titles of legislation
Part of speech: Noun, Plural
Definition: Ar sail y patrwm a ddefnyddir gan Gynulliad Cenedlaethol Cymru ar gyfer y fersiwn Gymraeg o’r term 'Act of the National Assembly for Wales'.
Last updated: 5 December 2011
Welsh: Deddfau Senedd yr Alban
English: Acts of the Scottish Parliament
Status A
Subject: Titles of legislation
Part of speech: Noun, Plural
Definition: Ar sail y patrwm a ddefnyddir gan Gynulliad Cenedlaethol Cymru ar gyfer y fersiwn Gymraeg o’r term 'Act of the National Assembly for Wales'.
Last updated: 5 December 2011
Welsh: Deddfau Tiroedd Milwrol 1892 i 1903
English: Military Lands Acts 1892 to 1903
Status C
Subject: Titles of legislation
Part of speech: Noun, Plural
Context: Teitl cwrteisi.
Last updated: 14 June 2012