TermCymru

Results are displayed in English alphabetical order A-Z
English: cyanocobalamin
Welsh: cyanocobalamin
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r enw gwyddonol ar fitamin B12.
Last Updated: 3 July 2024
English: cyber attack
Welsh: ymosodiad seiber
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: ymosodiadau seiber
Context: Rydym ar ddeall y ceir tua 60,000 o ymosodiadau seiber bob wythnos yn y DU. Ceir bygythiadau gan seiberdroseddwyr, hacwyr ymgyrchu a hacwyr maleisus dibrofiad, yn ogystal â bygythiadau gan wladwriaethau a bygythiadau a noddir gan wladwriaethau.
Last Updated: 11 October 2016
English: cyberbullying
Welsh: seiberfwlio
Status B
Subject: ICT
Part of speech: Verb
Definition: Bwlio drwy ddulliau cyfathrebu electronig.
Last Updated: 2 July 2025
English: cyber café
Welsh: gwe gaffi
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 1 December 2003
English: cybercrime
Welsh: seiberdroseddu
Status C
Subject: ICT
Part of speech: Verb
Last Updated: 4 February 2009
English: cyber crime
Welsh: seiberdrosedd
Status C
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Plural: seiberdroseddau
Last Updated: 11 October 2016
English: cyber crime
Welsh: seiberdroseddu
Status C
Subject: Justice and order
Part of speech: Verb
Context: Mae Maniffesto Llafur Cymru hefyd yn ymrwymo i weithio gyda Chomisiynwyr Heddlu a Throseddu ar faterion sy'n ymwneud â seiberdroseddu.
Last Updated: 11 October 2016
English: cyber criminal
Welsh: seiberdroseddwr
Status C
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Plural: seiberdroseddwyr
Context: Rydym ar ddeall y ceir tua 60,000 o ymosodiadau seiber bob wythnos yn y DU. Ceir bygythiadau gan seiberdroseddwyr, hacwyr ymgyrchu a hacwyr maleisus dibrofiad, yn ogystal â bygythiadau gan wladwriaethau a bygythiadau a noddir gan wladwriaethau.
Last Updated: 11 October 2016
English: cyber delegation
Welsh: seiberddirprwyaeth
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 12 November 2020
English: cyber exercising
Welsh: seiberymarfer
Status B
Subject: ICT
Part of speech: Verb
Notes: Ffurf fer ar yr ymadrodd ‘exercising cyber incident management plans’.
Last Updated: 3 June 2024
English: cyberflashing
Welsh: seiberfflachio
Status B
Subject: Justice and order
Part of speech: Verb
Definition: Dinoethi rhan bersonol o'r corff ar-lein, yn ddigymell.
Last Updated: 2 July 2025
English: cyber incident
Welsh: seiberddigwyddiad
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: seiberddigwyddiadau
Definition: Unrhyw ddigwyddiad sy’n cael effaith ar ddiogelwch rhwydweithiau neu wybodaeth.
Notes: Mae cybersecurity incident yn gyfystyr.
Last Updated: 3 June 2024
English: cyber incident management plan
Welsh: cynllun rheoli seiberddigwyddiadau
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: cynlluniau rheoli seiberddigwyddiadau
Notes: Gall y ffurf cyber resilience plan fod yn gyfystyr.
Last Updated: 3 June 2024
English: cybernetics
Welsh: seiberneteg
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: cyber resilience
Welsh: seiberwydnwch
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: Gallu sefydliadau i baratoi rhag ymosodiadau seiber ac achosion o dor diogelwch data, i ymateb iddynt ac i adfer wrthynt.
Last Updated: 3 April 2025
English: Cyber Resilience Revenue Grant
Welsh: Y Grant Refeniw Seiberwydnwch
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 2 April 2025
English: Cyber Resilience Unit
Welsh: Yr Uned Seiberwydnwch
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last Updated: 2 April 2025
English: cyber security
Welsh: seiberddiogelwch
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: Mesurau i amddiffyn rhag defnydd troseddol neu ddefnydd anawdurdodedig o ddata electronig.
Last Updated: 12 November 2020
English: Cyber Security Analyst
Welsh: Dadansoddwr Seiberddiogelwch
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Notes: Teitl swydd yn yr Adran TGCh.
Last Updated: 18 May 2018
English: Cyber Security and Resilience (Network and Information Systems) Bill
Welsh: Y Bil Seiberddiogelwch a Seiberwydnwch (Systemau Rhwydwaith a Gwybodaeth)
Status B
Subject: Titles of legislation
Part of speech: Noun, Masculine, Singular
Notes: Teitl cwrteisi ar Fil gan Senedd y DU.
Last Updated: 4 December 2025
English: cybersecurity incident
Welsh: digwyddiad seiberddiogelwch
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: digwyddiadau seiberddiogelwch
Definition: Unrhyw ddigwyddiad sy’n cael effaith ar ddiogelwch rhwydweithiau neu wybodaeth.
Notes: Mae cyber incident yn gyfystyr.
Last Updated: 3 June 2024
English: cyber security standards
Welsh: safonau seiberddiogelwch
Status B
Subject: Health
Part of speech: Noun, Plural
Notes: Elfen y bydd Bwrdd safonau Technegol Cymru, bwrdd a sefydlwyd gan Fwrdd Rheoli Gwybodeg GIG Cymru, yn ymwneud â hi.
Last Updated: 1 August 2018
English: cyberspace
Welsh: seiberofod
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: cybersquatter
Welsh: seibersgwatiwr
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: Cyber the Spider
Welsh: Ceri'r Corryn
Status C
Subject: Education
Part of speech: Proper noun
Definition: Character used in Assembly Education Service materials.
Last Updated: 14 February 2005
English: cyber threat actor
Welsh: actor seiberfygythiad
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: actorion seiberfygythiad
Definition: Yng nghyd-destun seiberddiogelwch, person neu grŵp sy'n cymryd rhan mewn ymosodiad bwriadol neu faleisus ar gyfrifiaduron, dyfeisiau, systemau neu rwydweithiau ac yn ennill mynediad iddynt er mwyn peryglu, dwyn, newid neu ddinistrio gwybodaeth.
Notes: Weithiau gwelir y ffurf symlach 'threat actor' yn Saesneg. Argymhellir parhau i ddefnyddio 'actor seiberfygythiad' yn Gymraeg wrth drosi'r ffurf honno os mai seiberddiogelwch yw'r maes.
Last Updated: 9 May 2024
English: cyberzone
Welsh: seiberbarth
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: CYCA
Welsh: CYCA
Status A
Subject: Social services
Definition: Carmarthenshire Youth and Children's Association
Last Updated: 19 May 2005
English: cyclamen
Welsh: syclamen
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: syclamenau
Last Updated: 19 December 2024
English: cycle
Welsh: cylchred
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: cycle
Welsh: beic
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: bicycle
Last Updated: 26 January 2004
English: cycle
Welsh: beicio
Status C
Subject: Law
Part of speech: Verb
Definition: to ride a bicycle
Last Updated: 26 January 2004
English: cycled route to school
Welsh: llwybr beicio i'r ysgol
Status A
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 24 January 2014
English: cycle locker
Welsh: cwpwrdd clo ar gyfer beiciau
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 5 February 2008
English: cycle of disease
Welsh: cylch y clefyd
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 23 September 2009
English: cycle of infection
Welsh: cylch heintio
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 22 January 2013
English: cycle of poverty, deprivation and social exclusion
Welsh: cylch o dlodi, amddifadedd ac allgáu cymdeithasol
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last Updated: 7 October 2002
English: cycle parking
Welsh: parcio beiciau
Status C
Subject: Transport
Part of speech: Verb
Last Updated: 23 July 2003
English: cycle path
Welsh: llwybr beiciau
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 23 July 2003
English: cycle paths
Welsh: llwybrau beiciau
Status C
Subject: Law
Part of speech: Noun, Plural
Last Updated: 26 January 2004
English: cycle reservoir
Welsh: hafan beicwyr
Status A
Subject: Transport
Part of speech: Noun, Feminine, Singular
Last Updated: 2 April 2013
English: cycle routes
Welsh: llwybrau beicio
Status C
Subject: Transport
Part of speech: Noun, Plural
Last Updated: 22 January 2007
English: cycles
Welsh: beiciau
Status C
Subject: Law
Part of speech: Noun, Plural
Definition: bicycles
Last Updated: 26 January 2004
English: Cyclescheme
Welsh: Cyclescheme
Status C
Subject: Transport
Definition: Provider of tax-free bikes for the Government's Cycle to Work initiative.
Last Updated: 1 April 2009
English: cycle superhighway
Welsh: traffordd feicio
Status B
Subject: Transport
Part of speech: Noun, Masculine, Singular
Plural: traffyrdd beicio
Last Updated: 18 March 2021
English: Cycle Tourism
Welsh: Twristiaeth Beicio
Status C
Subject: Tourism and leisure
Part of speech: Noun, Feminine, Singular
Last Updated: 30 January 2007
English: Cycle to Work
Welsh: Beicio i'r Gwaith
Status C
Subject: Tourism and leisure
Part of speech: Verb
Last Updated: 1 April 2009
English: Cycle Tracks Act 1984
Welsh: Deddf Llwybrau Beiciau 1984
Status B
Subject: Titles of legislation
Part of speech: Proper noun, Feminine, Singular
Last Updated: 8 May 2012
English: cycleway
Welsh: llwybr beiciau
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 23 July 2003
English: cyclic maintenance works
Welsh: gwaith cynnal a chadw cylchol
Status A
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 2 October 2012