TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: dibyniaeth fawr
English: high dependency
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: Yng nghyd-destun gwelyau ysbyty.
Last updated: 22 September 2006
Welsh: dibynnol ar gadwraeth
English: conservation dependent
Status A
Subject: Environment
Part of speech: Adjective
Definition: CD
Context: Superseded by "near threatened" in 2001.
Last updated: 6 January 2014
Welsh: dibynnol ar gadwraeth
English: CD
Status A
Subject: Environment
Part of speech: Adjective
Definition: conservation dependent
Context: Superseded by "near threatened" in 2001.
Last updated: 6 January 2014
Welsh: dibynnu llawer ar
English: depend in no small part on
Status C
Subject: Law
Part of speech: Verb
Last updated: 17 March 2004
Welsh: dibynnydd
English: dependent
Status A
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last updated: 9 August 2012
Welsh: dibynyddion
English: dependents
Status A
Subject: Social services
Part of speech: Noun, Plural
Definition: DWP term
Last updated: 13 February 2003
Welsh: dichell
English: deception
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
Welsh: dichell fwriadol
English: deliberate deception
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Last updated: 9 October 2025
Welsh: dichellgar
English: deceptive
Status C
Subject: Law
Part of speech: Adjective
Definition: O ran person, ee cael eiddo drwy ddichell.
Last updated: 18 January 2005
Welsh: dichellus
English: deceptive
Status C
Subject: Religion
Part of speech: Adjective
Definition: O ran gweithred, ee datganiad dichellus.
Last updated: 18 January 2005
Welsh: did
English: bit
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: diddanwyr
English: entertainers
Status C
Subject: Culture and the arts
Part of speech: Noun, Plural
Last updated: 3 September 2007
Welsh: diddordeb
English: interest
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Definition: concern, curiosity, pastime
Last updated: 17 November 2003
Welsh: diddordebau arbennig
English: fascinations
Status B
Subject: Education
Part of speech: Noun, Plural
Notes: Diffiniad y Fframwaith Ansawdd Chwarae, Dysgu a Gofal Plentyndod Cynnar: 'Pethau sy’n ennyn diddordeb neu fwynhad baban/plentyn.'
Last updated: 2 October 2024
Welsh: diddordeb hanesyddol neu archaeolegol arbennig
English: special historic or archaeological interest
Status A
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Notes: Yng nghyd-destun y ddeddfwriaeth ar gyfer henebion ac adeiladau rhestredig.
Last updated: 3 February 2022
Welsh: diddordeb hanesyddol, pensaernïol, traddodiadol, artistig neu archaeolegol
English: historic, architectural, traditional, artistic or archaeological interest
Status A
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Notes: Yng nghyd-destun y ddeddfwriaeth ar gyfer henebion ac adeiladau rhestredig.
Last updated: 3 February 2022
Welsh: diddos
English: leakproof
Status C
Subject: Environment
Part of speech: Adjective
Last updated: 19 April 2007
Welsh: diddyfnu
English: wean
Status C
Subject: Agriculture
Part of speech: Verb
Definition: the weaning of calves etc.
Last updated: 3 October 2003
Welsh: diddyfnu
English: withdrawal
Status B
Subject: Health
Part of speech: Verb
Definition: Rhoi'r gorau i ddefnyddio neu roi cyffur, yn enwedig cyffur sy'n achosi dibyniaeth.
Last updated: 13 September 2018
Welsh: diddymiad
English: repeal
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: diddymiadau
Definition: y weithred neu achos o ddiddymu (deddf sylfaenol) yn gyfan neu'n rhannol
Context: Mae Rhan 5 yn gwneud diddymiadau, dirymiadau a diwygiadau canlyniadol.
Notes: Gweler hefyd 'revocation: dirymiad'.
Last updated: 14 September 2021
Welsh: diddymiad
English: dissolution
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Context: breaking up
Last updated: 13 August 2012
Welsh: diddymiad arbennig
English: special extinguishment
Status A
Subject: Planning
Part of speech: Noun, Masculine, Singular
Context: Of a public footpath.
Last updated: 27 February 2014
Welsh: diddymiad arfaethedig
English: intended repeal
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 9 October 2013
Welsh: diddymiad solfent
English: solvent liquidation
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Last updated: 22 January 2014
Welsh: diddymu
English: countermand
Status A
Subject: Politics
Part of speech: Verb
Definition: Yng nghyd-destun Gorchymyn Senedd Cymru (Cynrychiolaeth y Bobl) 2025, dad-wneud hysbysiad o bleidlais.
Context: Os daw tystiolaeth i law’r Swyddog Canlyniadau a’i fod wedi’i fodloni bod ymgeisydd unigol neu ymgeisydd rhestr plaid mewn etholiad a ymleddir wedi marw ac y daw’r etholiad yn etholiad nas ymleddir, rhaid i’r Swyddog Canlyniadau ddiddymu hysbysiad y bleidlais, neu, os yw’r pleidleisio wedi dechrau, cyfarwyddo rhoi’r gorau i’r bleidlais.
Notes: Daw'r testun cyd-destunol o'r Memorandwm Esboniadol i Orchymyn Senedd Cymru (Cynrychiolaeth y Bobl) 2025.
Last updated: 23 March 2026
Welsh: diddymu
English: dissolution
Status C
Subject: Social services
Part of speech: Verb
Last updated: 19 May 2005
Welsh: diddymu
English: repeal
Status A
Subject: Law
Part of speech: Verb
Definition: peri bod deddf sylfaenol gyfan neu ran ohoni yn ddi-rym drwy gyfrwng deddfwriaeth arall
Context: Diddymwyd Deddf y Cymunedau Ewropeaidd 1972 (“Deddf 1972”) gan adran 1 o Ddeddf yr Undeb Ewropeaidd (Ymadael) 2018 (p. 16) (“Deddf 2018”) gan gael effaith o’r diwrnod ymadael.
Notes: Gweler hefyd 'revoke: dirymu'.
Last updated: 14 September 2021
Welsh: diddymu
English: abolition
Status C
Subject: Law
Part of speech: Verb
Last updated: 2 November 2010
Welsh: diddymu
English: dissolution of
Status C
Subject: Law
Part of speech: Verb
Last updated: 2 November 2010
Welsh: diddymu
English: dissolve
Status C
Subject: Law
Part of speech: Verb
Last updated: 2 November 2010
Welsh: diddymu
English: abolish
Status A
Subject: Law
Part of speech: Verb
Last updated: 10 June 2013
Welsh: diddymu
English: quash
Status A
Subject: Law
Part of speech: Verb
Definition: dileu penderfyniad, gorchymyn, etc gan lys barn
Context: Caiff y llys sirol ddiddymu'r penderfyniad i roi’r hysbysiad
Last updated: 16 November 2021
Welsh: diddymu arbennig
English: special extinguishment
Status A
Subject: Planning
Part of speech: Verb
Context: Of a public footpath.
Last updated: 27 February 2014
Welsh: diddymu cofrestriad
English: cancellation of registration
Status C
Subject: Social services
Part of speech: Verb
Last updated: 9 February 2009
Welsh: diddymu Corfforaeth Addysg Uwch
English: dissolve a Higher Education Corporation
Status A
Subject: Law
Part of speech: Verb
Context: A ddylid cadw neu ddileu pŵer presennol Gweinidogion Cymru i ddiddymu Corffodraeth Addysg Uwch?
Last updated: 7 March 2018
Welsh: diddymu gorchymyn gofal
English: discharge of care order
Status B
Subject: Justice and order
Part of speech: Verb
Last updated: 10 August 2012
Welsh: diddymu hawliau tramwy
English: extinguish rights of way
Status A
Subject: Planning
Part of speech: Verb
Last updated: 27 February 2014
Welsh: diddymu llwybrau
English: extinguishment of paths
Status A
Subject: Planning
Part of speech: Verb
Last updated: 27 February 2014
Welsh: diddymu priodas
English: annulment of marriage
Status B
Subject: Law
Part of speech: Verb
Notes: Serch hynny, sylwer mai 'dirymu' yw 'annulment' yn y rhan fwyaf o gyd-destunau. Defnyddir 'diddymu' yng nghyd-destun priodas er mwyn gwahaniaethu wrth 'dissolution of marriage'.
Last updated: 28 December 2017
Welsh: diddymu solfent
English: solvent liquidation
Status A
Subject: Finance and statistics
Part of speech: Verb
Last updated: 22 January 2014
Welsh: Diddymu Taliadau Comisiwn wrth werthu Cartrefi mewn Parciau
English: Abolition of Park Homes Sales Commission
Status A
Subject: Housing
Part of speech: Verb
Notes: Teitl deiseb a gyflwynwyd gerbron y Cynulliad Cenedlaethol.
Last updated: 14 November 2016
Welsh: did gwybodaeth
English: information bit
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: didol a difa
English: cull
Status A
Subject: Agriculture
Part of speech: Verb
Definition: Mae’n gyffredin bellach i ddefnyddio ‘cull’ fel gair llednais i osgoi ‘slaughter’; os mai ‘difa’ yn ddiwahân yw’r ystyr, defnyddier ‘difa’. Gellir defnyddio: ‘cwlio’ (y Gogledd) a ‘cwlino’ (y De) yn gyfystyron. Mae ‘cwlin’ ‘cwlinod’ yn bosibilrwydd ar gyfer "cull sheep" hefyd.
Last updated: 7 October 2002
Welsh: didoli
English: sort
Status B
Subject: ICT
Part of speech: Verb
Definition: To reorder data into a new sequence.
Last updated: 23 December 2003
Welsh: didoli ar garreg y drws
English: kerbside sort
Status C
Subject: Waste
Part of speech: Verb
Definition: Lle mae’r preswyliwr yn rhannu ei sbwriel yn ddeunydd ailgylchadwy ac anghylchadwy a’i adael ar garreg ei ddrws i’r cyngor.
Last updated: 1 September 2010
Welsh: di-doll
English: duty-free
Status C
Subject: Economic development
Part of speech: Adjective
Last updated: 4 August 2010
Welsh: didolnod
English: diaeresis
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: di-dor
English: uninterrupted
Status C
Subject: General
Part of speech: Adjective
Last updated: 19 April 2007
Welsh: di-draffig
English: traffic free
Status C
Subject: Transport
Part of speech: Adjective
Last updated: 22 January 2007
Welsh: didrwydded
English: unlicensed
Status C
Subject: Health
Part of speech: Adjective
Last updated: 11 May 2006