TermCymru

Results are displayed in English alphabetical order A-Z
English: Ruabon
Welsh: Rhiwabon
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Wrecsam. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Wrecsam (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: rubber dam
Welsh: llen rwber
Status B
Subject: Health
Part of speech: Noun, Feminine, Singular
Plural: llenni rwber
Definition: Darn tenau a sgwâr o rwber â thwll ynddo a ddefnyddir i ynysu dant yn ystod triniaeth ddeintyddol.
Notes: Mae 'dental dam' yn gyfystyr.
Last Updated: 2 April 2020
English: rubble stone
Welsh: rwbel
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Definition: Irregularly shaped, rough textured stone.
Last Updated: 1 November 2010
English: rubble stonework
Welsh: gwaith rwbel
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Last Updated: 1 November 2010
English: rubblework
Welsh: gwaith rwbel
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Last Updated: 1 November 2010
English: rubefacient
Welsh: eli lleddfu gwrido
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: elïau lleddfu gwrido
Last Updated: 6 November 2019
English: rubella
Welsh: rwbela
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Context: Also known as "German measles".
Last Updated: 8 November 2004
English: rubella susceptibility
Welsh: tueddiad rwbela
Status C
Subject: Health
Part of speech: Verb
Context: Nid yw sgrinio am dueddiad rwbela yn ystod beichiogrwydd yn rhoi unrhyw amddiffyniad i’r baban yn y groth yn y beichiogrwydd presennol.
Last Updated: 11 January 2017
English: rubella susceptibility screening
Welsh: sgrinio am dueddiad rwbela
Status C
Subject: Health
Part of speech: Verb
Context: Nid yw sgrinio am dueddiad rwbela yn ystod beichiogrwydd yn rhoi unrhyw amddiffyniad i’r baban yn y groth yn y beichiogrwydd presennol.
Last Updated: 11 January 2017
English: rubidium
Welsh: rwbidiwm
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Rb
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last Updated: 18 June 2025
English: Rudbaxton and Spittal
Welsh: Rudbaxton a Spittal
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Sir Benfro. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Benfro (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Rudry
Welsh: Rhydri
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Caerffili
Last Updated: 14 August 2003
English: Rugby Football Union international fixture
Welsh: gornest ryngwladol Rygbi'r Undeb
Status B
Subject: Tourism and leisure
Part of speech: Noun, Feminine, Singular
Plural: gornestau rhyngwladol Rygbi'r Undeb
Last Updated: 2 July 2020
English: Rugby League World Cup
Welsh: Cwpan Rygbi Cynghrair y Byd
Status C
Subject: Tourism and leisure
Part of speech: Proper noun, Masculine, Singular
Last Updated: 29 October 2014
English: rugby sevens
Welsh: rygbi saith-bob-ochr
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Last Updated: 27 January 2010
English: Rugby World Cup
Welsh: Cwpan Rygbi'r Byd
Status A
Subject: Tourism and leisure
Part of speech: Proper noun, Masculine, Singular
Last Updated: 5 November 2007
English: rule of court
Welsh: rheol llys
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: rheolau llys
Definition: rheol a wneir gan yr awdurdod a chanddo'r pwer i wneud rheolau neu orchmynion sy'n rheoleiddio arferion a threfniadaeth llys
Last Updated: 30 June 2022
English: rule of law
Welsh: rheol gyfreithiol
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Definition: A valid legal proposition.
Notes: Sylwer ar y gwahaniaeth rhwng y cysyniad hwn a rule of law=rheolaeth y gyfraith.
Last Updated: 26 September 2019
English: rule of law
Welsh: rheolaeth y gyfraith
Status B
Subject: Law
Part of speech: Noun, Feminine, Singular
Definition: The supremacy of law; the restriction of the arbritrary exercise of power by subordinating it to well-defined and established laws.
Notes: Sylwer ar y gwahaniaeth rhwng y cysyniad hwn a rule of law=rheol gyfreithiol.
Last Updated: 26 September 2019
English: rules booklet
Welsh: llyfryn rheolau
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 14 June 2004
English: Rules for Identifying Sheep and Goats
Welsh: Rheolau Tagio Defaid a Geifr
Status A
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Teitl llyfr cyfarwyddiadau i ffermwyr.
Last Updated: 5 October 2006
English: rules of evidence
Welsh: y rheolau tystiolaeth
Status B
Subject: Law
Part of speech: Noun, Plural
Definition: The law of evidence, also known as the rules of evidence, encompasses the rules and legal principles that govern the proof of facts in a legal proceeding.
Context: Yn Atodlen 5 ceir darpariaeth bellach ynghylch y rheolau tystiolaeth sydd i fod yn gymwys i offerynnau'r UE.
Last Updated: 5 October 2017
English: rules of origin
Welsh: rheolau tarddiad
Status A
Subject: Politics
Part of speech: Noun, Plural
Definition: Y meini prawf sydd eu hangen i bennu o ba wlad y mae cynnyrch yn tarddu. Maent yn arwyddocaol am fod nifer o dollau a chyfyngiadau yn dibynnu ar darddiad cynhyrchion.
Last Updated: 10 June 2021
English: rules of political balance
Welsh: rheolau cydbwysedd gwleidyddol
Status C
Subject: Politics
Part of speech: Noun, Plural
Last Updated: 19 August 2014
English: rules of procedure
Welsh: rheolau gweithdrefnau
Status B
Subject: Local government
Part of speech: Noun, Plural
Last Updated: 17 March 2022
English: rules of statutory construction
Welsh: rheolau dehongli statudol
Status C
Subject: Law
Part of speech: Noun, Plural
Context: Mae hefyd yn cynnwys rheolau dehongli statudol, megis darpariaethau ynghylch pryd y bydd cyfreithiau yn dod i rym, cyfrifo cyfnodau amser, ac effeithiau diddymu, y mae pob un yn rhoi sicrwydd cyfreithiol.
Last Updated: 1 November 2018
English: ruling
Welsh: dyfarniad
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Context: A determination by a judge.
Last Updated: 9 June 2009
English: ruling group
Welsh: grŵp llywodraethu
Status C
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last Updated: 1 September 2010
English: ruminant
Welsh: sy'n cnoi cil
Status B
Subject: Agriculture
Part of speech: Adjective
Context: Adjective
Last Updated: 20 March 2012
English: ruminant
Welsh: anifail cnoi cil
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Context: Noun
Last Updated: 20 March 2012
English: ruminant nutritionist
Welsh: maethegydd anifeiliaid cnoi cil
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 23 November 2007
English: ruminants
Welsh: anifeiliaid cnoi cil
Status B
Subject: Agriculture
Part of speech: Noun, Plural
Context: Noun
Last Updated: 10 June 2008
English: Ruminants Standing Committee
Welsh: Pwyllgor Sefydlog ar Anifeiliaid Cnoi Cil
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 21 October 2009
English: Rumney
Welsh: Tredelerch
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: GOFAL! Peidiwch â chymysgu â Rhymney.
Last Updated: 14 August 2003
English: Rumney
Welsh: Tredelerch
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Ninas a Sir Caerdydd. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Dinas a Sir Caerdydd (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: rump bar
Welsh: bar ffolen
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: bariau ffolen
Last Updated: 16 March 2017
English: run
Welsh: rhedeg
Status B
Subject: ICT
Part of speech: Verb
Last Updated: 19 July 2005
English: run-down
Welsh: wedi mynd â'i ben iddo / â'i phen iddo
Status C
Subject: Planning
Part of speech: Adverb
Definition: in the context of a building
Last Updated: 10 November 2004
English: run for the many not the few
Welsh: a redir er lles pawb, nid yr ychydig prin
Status C
Subject: General
Last Updated: 3 October 2003
English: Réunion
Welsh: Réunion
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Safonwyd yr enw hwn gan ddilyn yr egwyddorion a nodir yn yr erthygl 'Dynodi enwau gwladwriaethau, tiriogaethau a chenhedloedd diwladwriaeth' yn yr Arddulliadur.
Last Updated: 17 August 2021
English: runnel
Welsh: rhigol ddŵr
Status A
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Small channel or gutter.
Last Updated: 16 January 2013
English: runner
Welsh: carreg ymestyn
Status C
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Context: Drystone walls.
Last Updated: 24 November 2014
English: runner beans
Welsh: ffa dringo
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 3 October 2003
English: runner production
Welsh: cynhyrchu ymledyddion
Status C
Subject: Agriculture
Part of speech: Verb
Definition: eg 'strawberries for runner production'.
Last Updated: 1 September 2004
English: runners up
Welsh: goreuon y gweddill
Status C
Subject: Culture and the arts
Part of speech: Noun, Plural
Notes: Defnyddir yng nghyd-destun Gwobrau Dewi Sant.
Last Updated: 20 February 2020
English: runner-up
Welsh: ail
Status C
Subject: Personnel
Part of speech: Adjective
Last Updated: 4 February 2009
English: Running Against the Wind
Welsh: Rhedeg i Ddannedd y Gwynt
Status B
Subject: Personnel
Part of speech: Proper noun
Notes: Adroddiad ar brofiadau staff o hil a rhywedd yn Llywodraeth Cymru.
Last Updated: 25 March 2021
English: running annual mean
Welsh: cymedr blynyddol cyfredol
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: cymedrau blynyddol cyfredol
Context: 16.25 microgram y metr ciwbig neu lai, o'i fynegi fel cymedr blynyddol cyfredol.
Notes: Daw'r frawddeg gyd-destunol o Reoliadau Ansawdd Aer (Cymru) 2000.
Last Updated: 16 September 2024
English: running costs
Welsh: costau rhedeg
Status C
Subject: Finance and statistics
Part of speech: Noun, Plural
Last Updated: 6 June 2002
English: running lane
Welsh: lôn redeg
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Definition: Where adjacent traffic lanes are controlled separately by their own traffic signals - sometimes called filters or slip lights - the lane that has the green light - the green phase - is called the running lane.
Last Updated: 14 May 2008