TermCymru

Results are displayed in English alphabetical order A-Z
English: bigamy
Welsh: bigami
Status B
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Last Updated: 2 August 2012
English: big bale
Welsh: bêl mawr
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 20 May 2004
English: big bales
Welsh: bêls mawr
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 20 May 2004
English: big bale silage
Welsh: bêl silwair mawr
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 17 October 2005
English: Big Belly bin
Welsh: bin Big Belly
Status C
Subject: Environment
Part of speech: Noun, Plural
Context: Solar-powered bin that compacts waste in the bin.
Last Updated: 18 August 2014
English: Big Conversation
Welsh: Cynhadledd Fawr
Status C
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Context: First Minister Carwyn Jones announced plans to bring together civil society across Wales to discuss the future of the Welsh language.
Last Updated: 8 February 2013
English: Big Country
Welsh: Mawredd Mawr
Status A
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Definition: Description of Wales in tourism campaigns.
Last Updated: 29 March 2006
English: big data
Welsh: data mawr
Status B
Subject: ICT
Part of speech: Noun, Plural
Definition: Big data is a term for data sets that are so large or complex that traditional data processing application software is inadequate to deal with them.
Last Updated: 6 April 2017
English: bigender
Welsh: deuryweddol
Status B
Subject: General
Part of speech: Adjective
Definition: Disgrifiad o hunaniaeth rhywedd lle mae unigolyn yn profi dau rywedd. Gall fod yn profi’r rhyweddau hynny yn gydamserol (ee bod yr unigolyn yn wryw ac yn fenyw yr un pryd), neu gall fod yn eu profi ar adegau gwahanol.
Last Updated: 14 May 2026
English: Big Energy Shift
Welsh: Y Newid Ynni Mawr
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 17 March 2009
English: big-eye tuna
Welsh: tiwna llygad mawr
Status B
Subject: Animals
Part of speech: Noun, Masculine, Singular
Definition: Thunnus obesus
Last Updated: 14 March 2019
English: Big Fat Problem
Welsh: Clamp o Broblem
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: obesity campaign
Last Updated: 30 March 2004
English: Big Health Debate
Welsh: y Drafodaeth Fawr ar Iechyd
Status A
Subject: Health
Part of speech: Noun, Feminine, Singular
Context: In order to maximise levels of engagement in the consultation amongst stakeholders and the public, the Welsh Government initiated a ‘Big Health Debate.’
Last Updated: 16 April 2013
English: Big Ideas Celebrated
Welsh: Dathlu Syniadau Mawr Cymru
Status A
Subject: Economic development
Part of speech: Proper noun
Definition: Cystadleuaeth genedlaethol i ddarganfod ac arddangos y ddawn entrepreneuraidd fwyaf ymhlith pobl 16 i 25 oed yng Nghymru.
Last Updated: 25 July 2017
English: Big Ideas Wales
Welsh: Syniadau Mawr Cymru
Status A
Subject: Economic development
Part of speech: Neutral
Last Updated: 1 October 2010
English: Big Lottery Fund
Welsh: Y Gronfa Loteri Fawr
Status A
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Definition: BLF
Last Updated: 26 July 2004
English: Big Lunch
Welsh: Y Cinio Mawr
Status A
Subject: Community development
Part of speech: Noun, Masculine, Singular
Context: The Big Lunch, Jo Cox Foundation and dozens of other groups have joined forces to invite people to come together with friends, neighbours and others they don’t yet know for street parties, picnics, barbecues and bake-off competitions.
Notes: Menter gan yr Eden Project. Mae'r teitl Cymraeg yn un swyddogol.
Last Updated: 18 May 2017
English: bigotry
Welsh: culni
Status B
Subject: Community development
Part of speech: Adjective
Last Updated: 25 March 2021
English: Big Pit: National Coal Museum
Welsh: Big Pit: Amgueddfa Lofaol Cymru
Status A
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last Updated: 8 April 2009
English: Big Society
Welsh: Cymdeithas Fawr
Status C
Subject: Politics
Part of speech: Noun, Feminine, Singular
Context: The UK Government’s Big Society initiative has been promoted as a change of culture and a new approach to civic participation and the voluntary sector.
Last Updated: 13 May 2013
English: Big Society Bank
Welsh: Banc y Gymdeithas Fawr
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Context: Will make loans and provide investment capital for the UK voluntary sector. In England, money from private dormant bank accounts will be put into the Big Society Bank for English voluntary organisations, but in Wales the dormant accounts money is being used to support young people and tackle climate change.
Last Updated: 13 May 2013
English: Big Wales
Welsh: Busnes Cymru
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last Updated: 29 March 2006
English: Big Welsh Bite
Welsh: Cegaid o Fwyd Cymru
Status C
Subject: Food
Definition: Food festival organised by Rhondda Cynon Taf
Last Updated: 12 September 2007
English: Big Welsh Coastal Walk
Welsh: Taith Gerdded Fawr Arfordir Cymru
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 13 February 2012
English: Bigyn
Welsh: Bigyn
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Sir Gaerfyrddin. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Gaerfyrddin (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: BIIAB
Welsh: Corff Dyfarnu Sefydliad Prydeinig y Tafarnwyr
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Definition: British Institute of Innkeepers Awarding Body
Last Updated: 16 January 2012
English: BIIAG
Welsh: Y Grŵp Cynghori ar Wella ac Asesu Effaith y Gyllideb
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Notes: DYma'r acronym Saesneg a ddefnyddir am y Budget Improvement and Impact Assessment Group.
Last Updated: 23 October 2025
English: Bike4Life
Welsh: Beicio am Oes
Status A
Subject: Tourism and leisure
Part of speech: Verb
Context: Un o themâu'r rhaglen Newid am Oes
Last Updated: 16 June 2010
English: Bike It, You Might Like It
Welsh: Beiciwch Hi am Hwyl a Sbri
Status C
Subject: Tourism and leisure
Part of speech: Neutral
Context: Strapline
Last Updated: 28 October 2010
English: Bike Loan Scheme
Welsh: Cynllun Benthyg Beic
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 19 April 2007
English: bike rack
Welsh: rhesel feiciau
Status C
Subject: Transport
Part of speech: Noun, Feminine, Singular
Plural: rheseli beiciau
Last Updated: 30 August 2024
English: bike share scheme
Welsh: cynllun rhannu beiciau
Status A
Subject: Transport
Part of speech: Noun, Masculine, Singular
Plural: cynlluniau rhannu beiciau
Definition: Cynllun lle bydd pwll o feiciau ar gael i'r cyhoedd neu grŵp o bobl eu benthyg am gyfnod.
Last Updated: 27 October 2020
English: Bike to Work
Welsh: Beicio i'r Gwaith
Status C
Subject: Transport
Part of speech: Verb
Last Updated: 5 March 2009
English: Bike Week
Welsh: Wythnos y Beic
Status A
Subject: Transport
Part of speech: Verb
Definition: logo
Last Updated: 29 April 2003
English: bilateral
Welsh: dwyochrog
Status B
Subject: General
Part of speech: Adjective
Notes: Mewn rhai cyd-destunau, yn enwedig mewn jargon sefydliadol, gall "bilateral" fod yn llaw fer am "bilateral meeting" / "cyfarfod dwyochrog".
Last Updated: 23 October 2025
English: bilateral agreement
Welsh: cytundeb dwyochrog
Status C
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last Updated: 28 February 2005
English: bilateral maritime co-operation
Welsh: cydweithio morol dwyochrog
Status C
Subject: Environment
Part of speech: Verb
Last Updated: 20 September 2005
English: bilateral meeting
Welsh: cyfarfod dwyochrog
Status C
Subject: Politics
Part of speech: Noun, Masculine, Singular
Plural: cyfarfodydd dwyochrog
Last Updated: 30 August 2024
English: bilateral trade agreement
Welsh: cytundeb masnach dwyochrog
Status B
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Plural: cytundebau masnach dwyochrog
Context: Dylai cyrff cyhoeddus barhau i sicrhau cydymffurfiad â phob cyfraith ddomestig a rhyngwladol berthnasol, gan gynnwys ymrwymiadau Sefydliad Masnach y Byd a'r ymrwymiadau y mae'r DU wedi'u gwneud o dan Gytundebau Masnach dwyochrog.
Last Updated: 11 February 2021
English: bilberries
Welsh: llus
Status A
Subject: Plants
Part of speech: Noun, Plural
Definition: Vaccinium myrtillus
Context: Unigol: llusen.
Last Updated: 24 February 2005
English: bile acid sequestrant
Welsh: secwestrydd asid bustlog
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: secwestryddion asid bustlog
Last Updated: 6 November 2019
English: bilevel positive airway pressure
Welsh: pwysedd positif deulefel yn y llwybr anadlu
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Triniaeth cymorth anadlu, fel arfer drwy bwmp a masg, lle caiff aer ei wthio i mewn i’r ysgyfaint ar ddwy lefel wahanol o bwysedd er mwyn cynnal gweithrediad arferol yr ysgyfaint. Bydd lefel pwysedd yr aer yn is wrth anadlu allan, o'i gymharu â'r pwysedd wrth anadlu i fewn.
Notes: Defnyddir yr acronym Saesneg BiPAP yn aml am y cysyniad hwn
Last Updated: 23 January 2025
English: bilge water
Welsh: dŵr gwaelodion llong
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 30 November 2004
English: biliary system
Welsh: system y bustl
Status B
Subject: Health
Part of speech: Noun, Feminine, Singular
Last Updated: 16 April 2003
English: biliary tract
Welsh: pibell y bustl
Status B
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: Bile duct, which delivers bile from the liver and gall bladder into the duodenum.
Last Updated: 16 April 2003
English: bilingual helpline 
Welsh: llinell gymorth ddwyieithog
Status C
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 25 May 2011
English: bilingualism
Welsh: dwyieithrwydd
Status B
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Y gallu i gynhyrchu dwy iaith gan ddangos o leiaf lefel sylfaenol o hyfedredd ynddynt neu ddefnydd gweithredol ohonynt, ni waeth ar ba oedran y dysgwyd yr ieithoedd.
Last Updated: 13 March 2024
English: Bilingual justice? A view of the Welsh and English languages in the Magistrates' Courts of Wales
Welsh: Cyfiawnder dwyieithog? Golwg ar yr ieithoedd Cymraeg a Saesneg yn Llysoedd Ynadon Cymru
Status A
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Definition: Awdur - Robyn Léwis
Last Updated: 4 June 2004
English: Bilingual Legal Text Editor
Welsh: Golygydd Testunau Cyfreithiol Dwyieithog
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last Updated: 8 July 2010
English: bilingual notice
Welsh: hysbysiad dwyieithog
Status C
Subject: Planning
Part of speech: Noun, Masculine, Singular
Last Updated: 21 January 2008