TermCymru

Results are displayed in English alphabetical order A-Z
English: unallocated reserve
Welsh: cronfa wrth gefn heb ei dyrannu
Status C
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Last Updated: 27 October 2006
English: unallocated work
Welsh: gwaith heb ei neilltuo
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 28 February 2005
English: unamended legislation
Welsh: deddfwriaeth anniwygiedig
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Definition: Original legislation, unamended.
Last Updated: 26 November 2007
English: unannounced inspection
Welsh: arolygiad dirybudd
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: arolygiadau dirybudd
Context: Disgwylir i'r adroddiad terfynol o arolygiad dirybudd gan AGIC yn Ysbyty'r Tywysog Siarl gael ei gyhoeddi ym mis Ebrill 2024.
Last Updated: 9 April 2024
English: unannounced visit
Welsh: ymweliad dirybudd
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: CSIW
Last Updated: 29 April 2003
English: unascertained consideration
Welsh: cydnabyddiaeth heb ei chanfod
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: cydnabyddiaethau heb eu canfod
Notes: Term o Fil Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2016.
Last Updated: 16 August 2016
English: unattached structure
Welsh: strwythur nad yw ynghlwm
Status A
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: strwythurau nad ydynt ynghlwm
Context: Yn achos strwythur nad yw ynghlwm wrth strwythur arall, mae’r strwythur hwnnw’n “adeilad” at ddiben y Ddeddf hon.
Last Updated: 8 May 2025
English: unattached teachers
Welsh: athrawon digyswllt
Status A
Subject: Education
Part of speech: Noun, Plural
Last Updated: 15 April 2004
English: unauthorised absence
Welsh: absenoldeb anawdurdodedig
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Last Updated: 27 March 2008
English: unauthorised access
Welsh: mynediad heb ei awdurdodi
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: unauthorised assignment
Welsh: aseiniad anawrdudodedig
Status B
Subject: Housing
Part of speech: Noun, Masculine, Singular
Last Updated: 24 May 2012
English: unauthorised encampment
Welsh: gwersyll heb ei awdurdodi
Status B
Subject: Housing
Part of speech: Noun, Masculine, Singular
Plural: gwersylloedd heb eu hawdurdodi
Definition: Yng nghyd-destun safleoedd Sipsiwn a Theithwyr, tir a feddiannwyd heb ganiatâd y perchennog neu heb y caniatâd cynllunio cywir ar gyfer y math penodol o ddefnydd a wneir o’r tir hwnnw. Defnyddir gwersylloedd o’r fath yn absenoldeb safleoedd tramwy, neu os nad oes lleiniau gwag mewn mannau aros a negodwyd.
Last Updated: 22 October 2024
English: unauthorised encampments
Welsh: gwersylloedd diawdurdod
Status C
Subject: Personnel
Part of speech: Noun, Plural
Definition: Allan o "Adolygiad o'r Gwasanaethau a Ddarperir i Sipsiwn a Chrwydriaid"
Last Updated: 15 July 2005
English: unauthorised entry
Welsh: mynediad heb awdurdod
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Last Updated: 10 June 2013
English: unauthorised fuel
Welsh: tanwydd anawdurdodedig
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: tanwyddau anawdurdodedig
Notes: Gallai 'tanwydd heb ei awdurdodi' fod yn addas mewn cyd-destunau llai technegol.
Last Updated: 26 January 2023
English: unauthorised motor vehicle trials
Welsh: treialon cerbydau modur diawdurdod
Status C
Subject: Transport
Part of speech: Noun, Plural
Last Updated: 23 December 2005
English: unauthorised site
Welsh: safle heb ei awdurdodi
Status A
Subject: Housing
Part of speech: Noun, Masculine, Singular
Last Updated: 16 September 2013
English: unavoidable by-catch
Welsh: sgil-ddalfa anorfod
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last Updated: 19 April 2023
English: UNA Wales
Welsh: CCU Cymru
Status A
Subject: General
Part of speech: Noun, Feminine, Singular
Definition: United Nations Association Wales
Last Updated: 27 January 2004
English: unbound
Welsh: di-rwym
Status B
Subject: Environment
Part of speech: Adjective
Definition: Ym maes ffiseg a chemeg, disgrifiad o atom neu ronyn nad yw wedi’i gysylltu’n gemegol â gronynnau eraill, gan fod yn endid ar wahân heb rymoedd bondio.
Context: Uned o fàs yw’r dalton, neu’r uned màs atomig unedig, sy’n hafal i un rhan o ddeuddeg o fàs atom carbon-12 niwtral di-rwym sydd yn ei gyflwr niwclear ac electronig isaf ac sy’n ddisymud.
Notes: Cymharer â free / rhydd.
Last Updated: 23 December 2025
English: unbroken
Welsh: heb eu dofi / heb eu torri i mewn
Status C
Subject: Agriculture
Part of speech: Adverb
Definition: horses
Last Updated: 8 August 2007
English: unbroken line
Welsh: llinell ddi-dor
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: uncapped risk-reflective premium
Welsh: premiwm heb ei gapio sy'n adlewyrchu'r risg
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Context: Reflects the risk of flooding.
Last Updated: 24 January 2014
English: uncastrated
Welsh: heb ei sbaddu
Status A
Subject: Agriculture
Part of speech: Adjective
Last Updated: 7 October 2002
English: uncertain consideration
Welsh: cydnabyddiaeth ansicr
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: cydnabyddiaethau ansicr
Notes: Term o Fil Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2016.
Last Updated: 16 August 2016
English: Uncertain Futures
Welsh: Dyfodol Ansicr
Status A
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: Report by Save the Children on children seeking asylum in Wales.
Last Updated: 28 February 2005
English: uncheck
Welsh: dad-dicio
Status B
Subject: ICT
Part of speech: Verb
Last Updated: 19 July 2005
English: uncinate nucleus
Welsh: niwclews bachog
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: niwcleysau bachog
Definition: Rhan o’r hypothalamws yn yr ymennydd dynol.
Context: Dangosodd yr ymchwil honno mewn tair astudiaeth post-mortem fach (ond ystadegol gadarn) am unigolion a oedd yn profi dysfforia ryweddol, bod dwy ran ddwyffurf y system rywiol - israniad canolog niwclews gwaelodol y stria terminalis (BSTc) a'r niwclews bachog - wedi'u gwahaniaethu yn groes i nodweddion cromosomaidd, cenhedlol a gonadaidd y system rywiol.
Last Updated: 21 April 2016
English: unclaimed animal penalty
Welsh: y gosb ar yr anifeiliaid na chafodd cais ei wneud arnynt
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last Updated: 9 August 2004
English: unclassified road
Welsh: ffordd ddiddosbarth
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last Updated: 14 June 2005
English: UN Climate Change Conference of the Parties
Welsh: Cynhadledd Partïon y Cenhedloedd Unedig ar Newid Hinsawdd
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 12 November 2020
English: UNCLOS
Welsh: Confensiwn y Cenhedloedd Unedig ar Gyfraith y Môr
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Last Updated: 28 February 2019
English: uncoated regenerated cellulose film
Welsh: caen cellwlos atgynyrchiedig heb araen
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: URCF
Last Updated: 25 July 2012
English: UN Committee for the Elimination of Discrimination
Welsh: Pwyllgor y Cenhedloedd Unedig ar Ddiddymu Gwahaniaethu
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 2 December 2004
English: uncompensated set-aside
Welsh: neilltir heb iawndal
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 29 July 2003
English: unconditional
Welsh: diamod
Status B
Subject: ICT
Part of speech: Adjective
Last Updated: 19 July 2005
English: unconditional discharge
Welsh: rhyddhad diamod
Status C
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last Updated: 8 October 2003
English: unconditional forecasts
Welsh: rhagolygon diamod
Status B
Subject: Europe
Part of speech: Noun, Plural
Plural: rhagolygon diamod
Context: Mae hanes blaenorol rhagolygon o'r fath, a elwir weithiau'n “rhagolygon diamod” yn wael, gan adlewyrchu ansicrwydd anochel am y dyfodol.
Last Updated: 28 February 2019
English: unconference
Welsh: anghynhadledd
Status B
Subject: General
Part of speech: Noun, Feminine, Singular
Plural: anghynadleddau
Definition: Digwyddiad sy’n cael ei arwain gan y cyfranogwyr ac sy’n troi’r model cynhadledd draddodiadol ben i waered. Yn hytrach na rhaglen benodedig, prif siaradwyr a chyflwyniadau o’r brig i lawr, y cyfranogwyr eu hunain sy’n creu’r rhaglen ar ddiwrnod y digwyddiad. Gall unrhyw un gynnig pwnc, arwain trafodaeth neu ymuno â sesiynau.
Last Updated: 27 November 2025
English: UN Conference on Sustainable Development
Welsh: Uwch-gynhadledd y Cenhedloedd Unedig ar Ddatblygu Cynaliadwy
Status C
Subject: Economic development
Part of speech: Noun, Feminine, Singular
Last Updated: 29 June 2012
English: unconscious bias
Welsh: rhagfarn ddiarwybod
Status B
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Plural: rhagfarnau diarwybod
Context: Yn ystod 2017-18 cynigiwyd dosbarth meistr ar Ragfarn Ddiarwybod, sy'n orfodol i’r holl Uwch Weision Sifil.
Last Updated: 21 March 2019
English: uncontaminated
Welsh: dihalog
Status A
Subject: Environment
Part of speech: Adjective
Last Updated: 7 October 2002
English: uncontentious works
Welsh: gwaith annadleuol
Status B
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Context: Mewn rhai amgylchiadau gallai fod o fudd i heneb petai’r gwaith anawdurdodedig sydd arni yn cael ei gadw, yn enwedig pan fyddai gwaith i ddad-wneud y gwaith gwreiddiol yn arwain at fwy o ddifrod i’r heneb neu pan fyddai peidio â chynnal gwaith annadleuol yn gadael yr heneb yn fregus.
Last Updated: 14 June 2016
English: uncontested election
Welsh: etholiad nas ymleddir
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Plural: etholiadau nas ymleddir
Definition: Etholiad heb yr un ymgeisydd (etholiad diymgeisydd), neu etholiad â'r un nifer o ymgeiswyr ag o seddi (etholiad diwrthwynebiad).
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: Yng nghyd-destun etholiadau. Daw'r testun cyd-destunol o Orchymyn Senedd Cymru (Cynrychiolaeth y Bobl) 2025.
Last Updated: 23 March 2026
English: uncontested seat
Welsh: sedd ddiymgeisydd
Status B
Subject: Politics
Part of speech: Noun, Feminine, Singular
Plural: seddi diymgeisydd
Definition: Sedd na chynhelir etholiad ar ei chyfer am na safodd yr un ymgeisydd.
Last Updated: 26 January 2023
English: uncontested seat
Welsh: sedd ddiwrthwynebiad
Status B
Subject: Politics
Part of speech: Noun, Feminine, Singular
Plural: seddi diwrthwynebiad
Definition: Sedd na chynhelir etholiad ar ei chyfer am mai dim ond un ymgeisydd a safodd, neu lle na safodd cymaint â’r mwyafswm posibl o ddarpar gynrychiolwyr.
Last Updated: 26 January 2023
English: uncontrolled burning
Welsh: gwaith llosgi heb reolaeth
Status C
Subject: Fire and rescue
Part of speech: Noun, Masculine, Singular
Last Updated: 4 August 2010
English: uncontrolled disease
Welsh: clefyd heb ei reoli
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: clefydau heb eu rheoli
Last Updated: 25 November 2022
English: unconventional gas resource
Welsh: nwy anghonfensiynol
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Context: Bydd nwy’n parhau i chwarae rôl wrth newid i system ynni carbon isel, ac o ystyried heriau sicrwydd ynni, mae angen gwerthuso potensial nwy anghonfensiynol yng Nghymru a’r cyfleoedd economaidd a allai ddeillio o unrhyw ddatblygiad.
Last Updated: 5 September 2019
English: UN Convention on the Rights of Migrants
Welsh: Confensiwn y Cenhedloedd Unedig ar Hawliau Ymfudwyr
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 6 April 2011