TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: ymlyniad clinigol
English: clinical attachment
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: ymlyniadau clinigol
Definition: A clinical attachment allows an international medical graduate to gain an overview of medical processes and systems in the UK, specifically in the NHS, by observing a consultant in a relevant speciality at work. During the attachment, the doctor is not given any responsibility and is not able to make clinical decisions or give clinical advice. After a set period observing the consultant, the graduate may start to take on some limited clinical duties.
Last updated: 27 June 2018
Welsh: ymlyniad emosiynol diogel
English: secure emotional attachment
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 8 June 2020
Welsh: ymlyniad gwleidyddol
English: political affiliation
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Last updated: 1 December 2004
Welsh: ymlyniad gwleidyddol
English: political affiliation
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Plural: ymlyniadau gwleidyddol
Context: Mae angen datgan ymlyniad gwleidyddol yn y datganiad ar-lein os bu’r ymgeisydd yn aelod o unrhyw blaid wleidyddol yn ystod y deuddeg mis hyd at, a chan gynnwys, yr etholiad.
Last updated: 20 June 2018
Welsh: ymlyniad wrth blaid
English: party affiliation
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Plural: ymlyniadau wrth bleidiau
Context: Mae angen datgan ymlyniad wrth blaid yn y datganiad ar-lein os bu’r ymgeisydd yn aelod o unrhyw blaid wleidyddol yn ystod y deuddeg mis hyd at, a chan gynnwys, yr etholiad.
Last updated: 20 June 2018
Welsh: ym mherchnogaeth lwyr
English: wholly owned by
Status C
Subject: Law
Last updated: 8 July 2008
Welsh: ymoddefiad
English: connivance
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: Pan fydd person yn gwybod bod gweithred anghyfiawn yn digwydd a naill ai yn cynorthwyo'r weithred honno neu, o fod o dan ddyletswydd i ymyrryd, yn methu ag ymyrryd i'w atal.
Last updated: 23 May 2019
Welsh: y model bioecolegol
English: bio-ecological model
Status B
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Damcaniaeth ym maes secioleg addysg sy'n edrych ar ddatblygiad plant yng nghyd-destun y gydberthynas rhwng genynnau ac amgylchedd yr unigolyn. Lluniwyd y ddamcaniaeth gan Urie Bronfenbrenner.
Last updated: 13 March 2024
Welsh: y model bioseicogymdeithasol
English: biopsychosocial model
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Context: Y model bioseicogymdeithasol - mae'r model hwn a'r model cymdeithasol yn wahanol ac mae angen eu hystyried yn gysyniadau ar wahân.
Last updated: 3 September 2020
Welsh: y model cadw pwerau
English: reserved powers model
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Context: Regarding the powers of the National Assermbly for Wales.
Last updated: 28 February 2014
Welsh: y model chwe chydran gofal
English: six components of care model
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 25 June 2020
Welsh: Y Model Cyffredinol Cludiant Morydol
English: General Estuarine Transport Model
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Model sy'n astudio hydroforffoleg aberoedd afonydd.
Last updated: 23 March 2021
Welsh: Y Model Cyffredinol Cludiant Morydol
English: GETM
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym Saesneg a ddefnyddir am General Estuarine Transport Model.
Last updated: 23 March 2021
Welsh: y model disgyrchiant o fasnach
English: gravity model of trade
Status B
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: Model o fasnach ryngwladol, ar batrwm theori disgyrchiant Newton, sy'n rhagdybio bod maint economaidd cymharol gwledydd (sef eu GDP) yn eu hatynnu at ei gilydd i fasnachu, a bod pellter daearyddol (a ddynodir drwy gostau cludo) yn gwanhau'r atyniad hwnnw.
Last updated: 12 December 2019
Welsh: y model noddfa
English: sanctuary model
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Dull o sicrhau newid diwylliannol a darparu gofal sy'n ystyriol o drawma.
Notes: Yng nghyd-destun iechyd meddwl. Elfen yn y Cytundeb Cydweithio rhwng Llywodraeth Cymru a Phlaid Cymru, Tachwedd 2021.
Last updated: 22 November 2021
Welsh: Y Model Pum Haen ar gyfer Ymgysylltiad
English: Five Tier Model of Engagement
Status B
Subject: Education
Part of speech: Noun, Masculine, Singular
Notes: Model a ddefnyddir gan Gyrfa Cymru.
Last updated: 1 September 2022
Welsh: Y Model Pump Achos
English: Five Case Model
Status B
Subject: General
Part of speech: Noun, Masculine, Singular
Notes: Dull o ddatblygu achosion busnes.
Last updated: 1 December 2022
Welsh: y model rhoi pwerau
English: conferred powers model
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Context: Regarding the powers of the National Assermbly for Wales.
Last updated: 28 February 2014
Welsh: y model ‘rhyddhau yn syth i wasanaethau cymunedol’
English: ‘straight to service’ model
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Llwybr rhyddhau o’r ysbyty, lle bydd y claf yn cael ei asesu a’i ryddhau yn syth i ofal gwasanaethau iechyd yn y gymuned heb driniaeth yn yr ysbyty.
Last updated: 20 November 2025
Welsh: y Modiwl Arweinyddiaeth Ysgolion
English: Schools Leadership Module
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Context: SLM
Last updated: 29 September 2009
Welsh: y Modiwl Arweinyddiaeth Ysgolion
English: SLM
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Schools Leadership Module
Context: Un o raglenni'r Gangen Arweinyddiaeth a Rheoli.
Last updated: 29 September 2009
Welsh: ymolchfa
English: washroom
Status C
Subject: Housing
Part of speech: Noun, Feminine, Singular
Context: Where distinction needs to be made between 'washroom' and 'bathroom'.
Last updated: 26 May 2010
Welsh: ymosod
English: assault
Status B
Subject: Justice and order
Part of speech: Verb
Last updated: 2 August 2012
Welsh: ymosod
English: assault
Status A
Subject: Law
Part of speech: Verb
Definition: An assault is committed when a person intentionally or recklessly causes another to apprehend the immediate infliction of unlawful force
Notes: Gall y ffurf enwol 'ymosodiad' fod yn addas mewn rhai cyd-destunau.
Last updated: 13 December 2017
Welsh: ymosod a churo
English: assault and battery
Status B
Subject: Justice and order
Part of speech: Verb
Last updated: 2 August 2012
Welsh: ymosod cyffredin
English: common assault
Status C
Subject: Justice and order
Part of speech: Verb
Last updated: 23 December 2005
Welsh: ymosod cyffredin
English: common assault
Status A
Subject: Law
Part of speech: Verb
Definition: An offence of Common Assault is committed when a person either assaults another person or commits a battery.
Notes: Gall y ffurf enwol 'ymosodiad cyffredin' fod yn addas mewn rhai cyd-destunau.
Last updated: 13 December 2017
Welsh: ymosod di-drais
English: passive attack
Status B
Subject: Justice and order
Part of speech: Verb
Last updated: 30 August 2012
Welsh: ymosod drwy guro - curfa
English: assault by beating - battery
Status B
Subject: Justice and order
Part of speech: Verb
Last updated: 2 August 2012
Welsh: ymosodedd
English: aggression
Status A
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Notes: Mewn rhai cyd-destunau lle nad yw'n addas defnyddio'r term technegol hwn, gallai 'ymddygiad ymosodol' fod yn fwy priodol.
Last updated: 13 December 2017
Welsh: ymosodedd at gydberthynas ag eraill
English: relational aggression
Status B
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Bwlio sy'n ceisio gwneud niwed i gydberthynas y targed ag eraill neu i'w statws cymdeithasol, ee drwy annog ffrindiau rhywun i droi cefn arno, camfanteisio ar anghenion dysgu ychwanegol neu salwch rhywun, targedu statws cymdeithasol neu ariannol ei deulu, ynysu rhywun neu godi cywilydd arno neu achosi helynt yn fwriadol i rywun.
Last updated: 2 July 2025
Welsh: ymosod gan achosi anaf
English: assault with injury
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod gan achosi anaf ar gwnstabl
English: assault with injury on a constable
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod gan achosi anaf ar weithiwr argyfwng (ac eithrio cwnstabl)
English: assault with injury on an emergency worker (other than constable)
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod gan achosi anaf, wedi'i waethygu gan hiliaeth neu grefydd
English: racially or religiously aggravated assault with injury
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod gyda'r bwriad o achosi niwed difrifol
English: assault with intent to cause serious harm
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod heb achosi anaf
English: assault without injury
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod heb achosi anaf ar gwnstabl
English: assault without injury on a constable
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosod heb achosi anaf, wedi'i waethygu gan hiliaeth neu grefydd
English: racially or religiously aggravated assault without injury
Status B
Subject: Law
Part of speech: Verb
Notes: Teitl ar drosedd
Last updated: 27 November 2025
Welsh: ymosodiad
English: assault
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last updated: 2 August 2012
Welsh: Ymosodiad Arfog Difaol gan Derfysgwyr
English: Marauding Terrorist Firearms Attack
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Plural: Ymosodiadau Arfog Difaol gan Derfysgwyr
Definition: A Marauding Terrorist Firearms Attack, which refers to a terrorist attack involving the use of firearms in a way designed to inflict large numbers of casualties. This type of incident may typically involve (in addition to the direct impact of firearms) a combination of explosions and deliberately caused fires resulting in a variable number of casualties and fatalities at simultaneous locations.
Notes: Defnyddir yr acronym MFTA yn y ddwy iaith
Last updated: 11 May 2017
Welsh: ymosodiad atal gwasanaeth
English: DoS
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: Denial of service attack. An intentional overload of requests to a Web site or online service aimed at crashing the target's system.
Last updated: 18 February 2009
Welsh: ymosodiad atal gwasanaeth
English: denial of service attack
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last updated: 14 May 2012
Welsh: ymosodiad Atal Gwasanaeth Gwasgaredig
English: Distributed Denial of Service attack
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: ymosodiadau atal gwasanaeth gwasgaredig
Definition: Math o ymosodiad seiber lle caiff gwasanaeth ar-lein ei orlwytho gan nifer fawr o geisiadau ar yr un pryd, gan ei gwneud yn amhosibl i ddefnyddwyr cyfreithlon gael mynediad.
Notes: Mae'r ffurf fer DDoS attack yn gyffredin yn Saesneg.
Last updated: 13 November 2025
Welsh: ymosodiad Atal Gwasanaeth Gwasgaredig
English: DDoS attack
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: ymosodiadau atal gwasanaeth gwasgaredig
Definition: Math o ymosodiad seiber lle caiff gwasanaeth ar-lein ei orlwytho gan nifer fawr o geisiadau ar yr un pryd, gan ei gwneud yn amhosibl i ddefnyddwyr cyfreithlon gael mynediad.
Notes: Dyma’r ffurf fer ar y term Saesneg ‘Distributed Denial of Service attack’.
Last updated: 13 November 2025
Welsh: ymosodiadau meddalwedd
English: software attacks
Status C
Subject: ICT
Part of speech: Noun, Plural
Last updated: 1 June 2009
Welsh: ymosodiad cyffredin
English: common assault
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last updated: 6 August 2012
Welsh: ymosodiad di-drais
English: passive attack
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last updated: 30 August 2012
Welsh: ymosodiad gan derfysgwyr
English: terrorist attack
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Last updated: 28 February 2005
Welsh: ymosodiad gan Rwsia
English: Russian invasion
Status B
Subject: Politics
Part of speech: Noun, Masculine, Singular
Plural: ymosodiadau gan Rwsia
Context: Mae Llywodraeth Cymru yn cefnogi cyflogi pobl sydd wedi'u dadleoli o Wcráin yn dilyn yr ymosodiad gan Rwsia.
Notes: Yng nghyd-destun yr ymateb i sefyllfa Wcráin.
Last updated: 26 January 2023