TermCymru

Results are displayed in alphabetical order.
English: roof pitch
Welsh: goleddf to
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Definition: Hefyd, codiad to, serthiant to.
Last Updated: 12 June 2006
English: roof slates
Welsh: llechi to
Status C
Subject: Housing
Part of speech: Noun, Plural
Last Updated: 11 July 2008
English: roof slope
Welsh: goleddf to
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Definition: log
Last Updated: 12 June 2006
English: roof timbers
Welsh: trawstiau
Status C
Subject: Estates and Cadw
Part of speech: Noun, Plural
Last Updated: 28 November 2007
English: rook
Welsh: ydfran
Status A
Subject: Birds
Part of speech: Noun, Feminine, Singular
Plural: ydfrain
Definition: Corvus frugilegus
Last Updated: 31 July 2025
English: Rookwood Hospital
Welsh: Ysbyty Rookwood
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cardiff
Last Updated: 29 November 2005
English: room
Welsh: ystafell
Status C
Subject: General
Part of speech: Noun, Feminine, Singular
Last Updated: 6 April 2011
English: rooming-in
Welsh: ymgartrefu
Status C
Subject: Health
Part of speech: Verb
Definition: A term used when parents give total care to their baby in a home-like environment (private room) in the hospital.
Last Updated: 19 May 2005
English: rooms
Welsh: ystafelloedd
Status C
Subject: General
Part of speech: Noun, Plural
Last Updated: 6 April 2011
English: room service
Welsh: gwasanaeth ystafell
Status B
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Last Updated: 29 March 2006
English: room thermostat
Welsh: thermostat ystafell
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 26 January 2009
English: roost
Welsh: man clwydo
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 6 May 2005
English: roost
Welsh: clwydfan
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last Updated: 17 January 2005
English: roosts
Welsh: clwydfannau
Status C
Subject: Law
Part of speech: Noun, Plural
Last Updated: 17 January 2005
English: root
Welsh: gwreiddair
Status B
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Plural: gwreiddeiriau
Definition: Y ffurf sylfaenol ar air - neu fôn - y gellir ychwanegu terfyniadau, dodiaid ac ati ato, e.e. mae'r gwreiddair 'gwaith' yn rhoi 'gweithio', 'gweithiwr', 'di-waith' inni.
Notes: Term o faes ieithyddiaeth a ddefnyddir mewn deunyddiau sy’n gysylltiedig â CEFR, y Fframwaith Cyfeirio Cyffredin Ewropeaidd ar gyfer Ieithoedd.
Last Updated: 2 October 2025
English: root canal
Welsh: sianel y gwreiddyn
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: teeth
Last Updated: 30 March 2006
English: root cause analysis
Welsh: dadansoddiad o wraidd y broblem
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 16 October 2003
English: root cause analysis programme
Welsh: rhaglen dadansoddi gwraidd y broblem
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last Updated: 16 October 2003
English: root collar
Welsh: coron y gwreiddiau
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Context: Trees.
Last Updated: 24 November 2014
English: root crop
Welsh: gwreiddgnwd
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: gwreiddgnydau
Last Updated: 21 July 2025
English: root directory
Welsh: cyfeiriadur gwraidd
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: Rooted and Resilient
Welsh: Gwreiddiau Gwydn
Status A
Subject: Economic development
Part of speech: Proper noun, Plural
Notes: Dogfen a gyhoeddwyd gan Ganolfan Cydweithredol Cymru gyda chymorth Llywodraeth Cymru.
Last Updated: 2 April 2025
English: rooted celery
Welsh: seleriac
Status C
Subject: Food
Part of speech: Noun, Masculine, Singular
Last Updated: 31 March 2009
English: rooted cuttings
Welsh: toriadau â gwreiddiau
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 1 September 2004
English: rootkit
Welsh: gwreiddwedd
Status A
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 8 April 2013
English: root option
Welsh: opsiwn gwreiddgnydau
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 14 November 2007
English: root stock
Welsh: gwreiddgyff
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Context: Dyma’r gwreiddiau/cyffion yr impir prennau arnyn nhw. Mae 4 math – safonol (standard), lled-safonol (half standard), llwyn (shrub) a phatio – sy’n amrywio yn ôl maint.
Last Updated: 24 November 2009
English: rootstock plant
Welsh: planhigyn y gwreiddgyff
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 29 August 2012
English: root structure
Welsh: strwythur gwreiddiau
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 11 July 2019
English: root vegetables
Welsh: gwreiddlysiau
Status B
Subject: Food
Part of speech: Noun, Masculine, Plural
Last Updated: 8 March 2012
English: RoP
Welsh: Cofnod y Trafodion
Status A
Subject: Committees
Part of speech: Noun, Masculine, Singular
Definition: Record of Proceedings
Last Updated: 15 July 2005
English: Ro-Ro
Welsh: Ro-Ro
Status C
Subject: Environment
Definition: Roll-on Roll-off ferries
Last Updated: 20 September 2005
English: RoS
Welsh: Cofrestrau'r Alban
Status A
Subject: Finance and statistics
Part of speech: Proper noun, Plural
Definition: Registers of Scotland
Last Updated: 9 September 2014
English: Rose d’Or Award for Best Limited Series and TV Movie
Welsh: Gwobr y Rose d'Or am y Gyfres Gyfyngedig a'r Ffilm Deledu Orau
Status B
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Last Updated: 6 February 2020
English: rosefish
Welsh: pysgodyn coch
Status A
Subject: Animals
Part of speech: Noun, Masculine, Singular
Definition: Sebastes viviparus
Context: Also known as “redfish” and “Norway haddock.
Last Updated: 28 June 2012
English: rose window
Welsh: rhosffenestr
Status C
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Last Updated: 22 May 2006
English: Rossett
Welsh: Yr Orsedd
Status C
Subject: Place-names
Part of speech: Proper noun
Last Updated: 9 July 2013
English: Rossett
Welsh: Yr Orsedd
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: Rossett Business Village, Rossett
Welsh: Pentref Busnes Yr Orsedd, Yr Orsedd
Status C
Subject: Place-names
Part of speech: Noun, Masculine, Singular
Definition: Wrexham
Last Updated: 14 March 2006
English: Ross on Wye
Welsh: Rhosan ar Wy
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Lle yn Lloegr.
Last Updated: 2 May 2013
English: roster
Welsh: rhestr ddyletswyddau
Status B
Subject: General
Part of speech: Noun, Feminine, Singular
Last Updated: 18 September 2025
English: rosé wine
Welsh: gwin rosé
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 5 November 2003
English: rota basis
Welsh: yn ôl trefn rota
Status C
Subject: General
Part of speech: Neutral
Definition: on a rota basis
Last Updated: 18 October 2004
English: rota management
Welsh: rheoli rota
Status C
Subject: Personnel
Part of speech: Verb
Last Updated: 2 August 2006
English: Rotary Club
Welsh: Clwb Rotari
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Last Updated: 8 December 2004
English: Rotary Club of Holyhead
Welsh: Clwb Rotari Caergybi
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Last Updated: 22 September 2006
English: rotary kiln
Welsh: odyn droi
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 5 September 2003
English: rotary mower
Welsh: peiriant lladd gwair sy'n cylchdroi
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 8 November 2004
English: rotate
Welsh: cylchdroi
Status B
Subject: ICT
Part of speech: Verb
Last Updated: 19 July 2005
English: rotate colours
Welsh: cylchdroi lliwiau
Status B
Subject: ICT
Part of speech: Verb
Last Updated: 19 July 2005