TermCymru

Results are displayed in alphabetical order.
English: intra-uterine death
Welsh: marwolaeth fewngroth
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last Updated: 13 March 2008
English: intra uterine growth retardation
Welsh: arafwch twf yn y groth
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 20 June 2012
English: intra-uterine insemination
Welsh: ffrwythloni mewngroth
Status C
Subject: Health
Part of speech: Verb
Last Updated: 30 July 2010
English: intra-vascular blood pressure
Welsh: pwysedd gwaed mewn-fasgwlaidd
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 13 December 2010
English: intravenous
Welsh: mewnwythiennol
Status B
Subject: Health
Part of speech: Adjective
Last Updated: 24 September 2025
English: intravenous nutrition
Welsh: maethiad mewnwythiennol
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: maethiad mewnwythiennol
Last Updated: 6 November 2019
English: intravenous therapy
Welsh: therapi mewnwythiennol
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Techneg feddygol ar gyfer rhoi hylifau, meddyginiaeth neu faethynnau yn syth i mewn i wythiennau claf.
Last Updated: 14 November 2024
English: intra vires
Welsh: intra vires
Status B
Subject: Law
Part of speech: Adjective
Definition: Term Lladin sy'n disgrifio gweithred sydd o fewn y pwerau neu'r awdurdod cyfreithiol sydd gan endid (fel person, corfforaeth neu lywodraeth).
Last Updated: 13 March 2025
English: Intra-Wales scheduled air services: a consultation document
Welsh: Gwasanaethau awyr rheolaidd oddi mewn i Gymru: dogfen ymgynghori
Status A
Subject: Transport
Part of speech: Noun, Feminine, Singular
Definition: Dogfen y Cynulliad 2004
Last Updated: 4 June 2004
English: in-tray
Welsh: basged i mewn
Status C
Subject: General
Part of speech: Noun, Feminine, Singular
Last Updated: 25 March 2010
English: intrinsic nature
Welsh: natur gynhenid
Status A
Subject: Animals
Part of speech: Noun, Feminine, Singular
Notes: Yng nghyd-destun Bil Anifeiliaid Gwyllt mewn Syrcasau Teithiol (Cymru)
Last Updated: 27 September 2018
English: intrinsic sugar
Welsh: siwgr cynhenid
Status C
Subject: Food
Part of speech: Noun, Masculine, Singular
Last Updated: 22 April 2009
English: introduce
Welsh: cyflwyno
Status C
Subject: Law
Part of speech: Verb
Definition: Yn gysylltiedig â gwaith Mesurau.
Context: In terms of a bill at the National Assembly for Wales.
Last Updated: 10 July 2008
English: introduce pre-notification
Welsh: cyflwyno gofyniad i rag-hysbysu
Status A
Subject: Law
Part of speech: Verb
Notes: Yng nghyd-destun trefniadau mewnforio ac allforio.
Last Updated: 4 July 2023
English: introduction
Welsh: cyflwyniad
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last Updated: 14 November 2008
English: Introduction of the Sure Start Maternity Grant
Welsh: Cyflwyno'r Grant Mamolaeth Cychwyn Cadarn
Status C
Subject: Health
Definition: WHC(2000)20
Last Updated: 14 January 2003
English: Introduction of the Trauma Model
Welsh: Cyflwyno'r Model Trawma
Status C
Subject: Health
Part of speech: Verb
Last Updated: 24 February 2006
English: Introduction to Basic Housekeeping
Welsh: Cyflwyniad i Gynnal a Chadw Sylfaenol
Status C
Subject: Culture and the arts
Definition: Title of course held for the museum sector, on the care and cleaning of precious artefacts.
Last Updated: 26 May 2010
English: Introduction to Social Media
Welsh: Cyflwyniad i'r Cyfryngau Cymdeithasol
Status A
Subject: Education
Part of speech: Proper noun
Context: Course title.
Last Updated: 17 October 2013
English: introductory occupation
Welsh: meddiannaeth ragarweiniol
Status A
Subject: Housing
Part of speech: Noun, Feminine, Singular
Last Updated: 20 November 2014
English: introductory questionnaire
Welsh: holiadur rhagarweiniol
Status B
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Last Updated: 29 March 2006
English: introductory screen
Welsh: sgrin ragarweiniol
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: introductory standard occupation contract
Welsh: contract meddiannaeth safonol rhagarweiniol
Status A
Subject: Housing
Part of speech: Noun, Masculine, Singular
Plural: contractau meddiannaeth safonol rhagarweiniol
Last Updated: 25 March 2021
English: introductory tenancy
Welsh: tenantiaeth ragarweiniol
Status A
Subject: Housing
Part of speech: Noun, Feminine, Singular
Plural: tenantiaethau rhagarweiniol
Last Updated: 26 November 2019
English: intrusion detection system
Welsh: system darganfod tresmasu
Status A
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 15 February 2010
English: intrusion prevention system
Welsh: system atal tresmasu
Status A
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 8 April 2013
English: intrusive
Welsh: ymwthiol
Status C
Subject: Planning
Part of speech: Adjective
Last Updated: 23 July 2003
English: intuitive user interface
Welsh: rhyngwyneb hawdd ei ddeall a'i ddefnyddio
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 15 February 2010
English: intussusception
Welsh: llawesiad
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: The inversion of one portion of intestine into another.
Last Updated: 30 August 2013
English: inundation
Welsh: llifogydd o'r môr
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 30 October 2009
English: invading species
Welsh: rhywogaethau sy'n ymledu
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 25 June 2007
English: invalid
Welsh: annilys
Status B
Subject: Local government
Part of speech: Adjective
Last Updated: 21 March 2003
English: invalid assignment
Welsh: aseiniad annilys
Status B
Subject: Housing
Part of speech: Noun, Masculine, Singular
Last Updated: 24 May 2012
English: Invalid Care Allowance
Welsh: Lwfans Gofal Analluedd
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: DWP term
Last Updated: 13 February 2003
English: invalid carriage
Welsh: cerbyd pobl anabl
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
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: 17 November 2023
English: invalidity
Welsh: annilysrwydd
Status A
Subject: Local government
Part of speech: Noun, Masculine, Singular
Definition: Not valid.
Last Updated: 20 November 2013
English: Invalidity Addition
Welsh: Ychwanegiad Analluedd
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: DWP term
Last Updated: 13 February 2003
English: Invalidity Benefit
Welsh: Budd-dal Analluedd
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: DWP term
Last Updated: 25 November 2003
English: invasive alien species
Welsh: rhywogaeth estron oresgynnol
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau estron goresgynnol
Definition: Anifail neu blanhigyn a gyflwynir yn fwriadol neu’n anfwriadol i amgylchedd naturiol lle nad yw fel arfer i’w gael, gyda goblygiadau andwyol difrifol i’w amgylchedd newydd. Gall hefyd achosi niwed economaidd a niwed i iechyd pobl.
Notes: Mae’r term Saesneg invasive non-native species yn gyfystyr.
Last Updated: 16 September 2024
English: invasive aquatic species
Welsh: rhywogaeth oresgynnol ddyfrol
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 13 November 2014
English: invasive cancer
Welsh: canser ymledol
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 17 July 2006
English: invasive non-native species
Welsh: rhywogaethau estron goresgynnol
Status A
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 20 May 2014
English: invasive non-native species
Welsh: rhywogaeth estron oresgynnol
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau estron goresgynnol
Definition: Anifail neu blanhigyn a gyflwynir yn fwriadol neu’n anfwriadol i amgylchedd naturiol lle nad yw fel arfer i’w gael, gyda goblygiadau andwyol difrifol i’w amgylchedd newydd. Gall hefyd achosi niwed economaidd a niwed i iechyd pobl.
Notes: Mae’r term Saesneg invasive alien species yn gyfystyr.
Last Updated: 18 September 2024
English: invasive shrimp
Welsh: berdysen oresgynnol
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: berdys goresgynnol
Last Updated: 2 April 2025
English: invasive species
Welsh: rhywogaeth oresgynnol
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: A species occurring as a result of human activities beyond its accepted normal distribution and which threatens valued environmental, agricultural or personal resources by the damage it causes.
Last Updated: 22 September 2004
English: invasive ventilation
Welsh: cymorth anadlu mewnwthiol
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cymorth anadlu mecanyddol sy'n cael ei ddarparu drwy diwb i lawr y llwnc.
Notes: Mewn cyd-destunau llai technegol, mae'n bosibl y byddai 'cymorth anadlu drwy diwb' yn fwy addas.
Last Updated: 5 June 2020
English: invasive ventilator bed
Welsh: gwely lle darperir cymorth anadlu mewnwthiol
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 21 May 2020
English: in velvet
Welsh: yn bwrw eu melfed
Status C
Subject: Law
Part of speech: Verb
Definition: deer
Last Updated: 5 March 2007
English: Invent
Welsh: Invent
Status B
Subject: Health
Part of speech: Proper noun
Definition: Award scheme to develop medical devices and equipment.
Last Updated: 24 September 2012
English: inventory
Welsh: stocrestr
Status C
Subject: Economic development
Part of speech: Noun, Feminine, Singular
Plural: stocrestri
Last Updated: 19 September 2018