TermCymru

Results are displayed in alphabetical order.
English: polyanthus
Welsh: briallu amrywliw
Status C
Subject: Plants
Part of speech: Noun, Plural
Last Updated: 27 January 2004
English: polyaromatic hydrocarbons
Welsh: hydrocarbonau polyaromatig
Status C
Subject: Environment
Part of speech: Noun, Plural
Definition: PAH
Last Updated: 1 November 2010
English: polycentric
Welsh: lluosganolog
Status B
Subject: Economic development
Part of speech: Adjective
Context: Town planning.
Last Updated: 27 February 2012
English: polychlorinated biphenyl
Welsh: biffenyl polyclorinedig
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: PCB
Last Updated: 14 July 2006
English: polycrisis
Welsh: polygreisis
Status B
Subject: General
Part of speech: Noun, Masculine, Singular
Definition: Sefyllfa barhaus o greisis, lle ceir amryw o greisisau rhyng-gysylltiedig byd-eang.
Last Updated: 7 December 2023
English: polycyclic aromatic hydrocarbons
Welsh: hydrocarbonau aromatig polysyclig
Status C
Subject: Environment
Part of speech: Noun, Plural
Definition: PAHs
Last Updated: 26 July 2004
English: polycystic ovary syndrome
Welsh: syndrom ofarïau polysystig
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 14 October 2021
English: poly-drug users
Welsh: y rhai sy'n defnyddio amryw o gyffuriau
Status C
Subject: Social services
Part of speech: Noun, Plural
Last Updated: 12 September 2008
English: polyene antifungal
Welsh: gwrthffwng polyen
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: gwrthffwngau polyen
Last Updated: 6 November 2019
English: polyethylene
Welsh: polyethylen
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Rhesin synthetig gwydn, ysgafn a hyblyg a wnaed drwy bolymereiddio ethylen, ac a ddefnyddir yn bennaf mewn bagiau plastig, cynwysyddion bwyd a deunydd pecynnu.
Last Updated: 13 October 2022
English: polyfluoroalkyl substance
Welsh: sylwedd polyfflworoalcyl
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: sylweddau polyfflworoalcyl
Last Updated: 8 September 2025
English: polygamous marriage
Welsh: priodas amlbriod
Status B
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: priodasau amlbriod
Last Updated: 12 June 2025
English: polygamy
Welsh: amlbriodas
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last Updated: 10 February 2012
English: polygendered
Welsh: amlryweddol
Status A
Subject: Health
Part of speech: Adjective
Definition: Describes a person who manifest characteristics, behaviors or self-expression, which in their own or someone else's perception, is typical of or commonly associated with persons of another gender.
Last Updated: 21 November 2012
English: polygloves
Welsh: polyfenyg
Status C
Subject: General
Part of speech: Noun, Plural
Last Updated: 10 November 2008
English: polyhalite
Welsh: polyhalid
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 28 March 2018
English: polymer
Welsh: polymer
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: polymerau
Definition: Sylwedd sydd â strwythur moleciwlaidd a adeiladwyd yn bennaf neu'n gyfan gwbl o nifer fawr o unedau tebyg wedi eu bondio, ee llawer o ddeunyddiau organig synthetig a ddefnyddir fel plastigau a rhesinau.
Last Updated: 13 October 2022
English: polymerase chain reaction test
Welsh: prawf adwaith cadwynol polymerasau
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: Genetic context.
Last Updated: 23 November 2007
English: polymeric lining
Welsh: leinin polymerig
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: leininau polymerig
Last Updated: 13 October 2022
English: polymer processing
Welsh: prosesu polymer
Status C
Subject: Economic development
Last Updated: 11 September 2007
English: Polymer Processing and Related Operations
Welsh: Prosesu Polymerau a Gweithrediadau Cysylltiedig
Status A
Subject: Education
Part of speech: Verb
Context: Apprenticeship learning pathway.
Last Updated: 31 October 2012
English: Polymer Processing and Signmaking
Welsh: Prosesu Polymerau a Gwneud Arwyddion
Status A
Subject: Education
Part of speech: Verb
Context: Apprenticeship learning pathway.
Last Updated: 31 October 2012
English: Polymer Processing Operations
Welsh: Gweithrediadau Prosesu Polymerau
Status A
Subject: Education
Part of speech: Noun, Plural
Context: Apprenticeship learning pathway.
Last Updated: 31 October 2012
English: Polynesian
Welsh: Polynesaidd
Status C
Subject: Personnel
Part of speech: Adjective
Last Updated: 22 June 2007
English: polypharmacy
Welsh: amlgyffuriaeth
Status A
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: Polypharmacy is the prescription of several drugs.
Last Updated: 24 October 2016
English: polyps
Welsh: polypau
Status C
Subject: Health
Part of speech: Noun, Plural
Definition: small growths
Last Updated: 7 May 2009
English: polysaccharide pneumococcal vaccine
Welsh: brechlyn niwmococol polysacarid
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Context: PPV
Last Updated: 17 November 2011
English: polysorbate
Welsh: polysorbad
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: polysorbadau
Last Updated: 6 November 2019
English: polystyrene
Welsh: polystyren
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 13 October 2022
English: polystyrene cup
Welsh: cwpan polystyren
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 21 July 2011
English: polytunnels
Welsh: twnelau polythen
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 2 July 2007
English: polyunsaturated
Welsh: amlannirlawn
Status B
Subject: Food
Part of speech: Adjective
Notes: Yng nghyd-destun brasterau.
Last Updated: 28 July 2022
English: polyvinyl alcohol-polyethylene glycol graft-copolymer
Welsh: copolymer impiedig o bolyfinyl alcohol-polyethylen glycol
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 6 June 2024
English: POM-V
Welsh: POM-V
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Meddyginiaethau ar bresgripsiwn na chaiff neb ond milfeddygon eu rhagnodi
Last Updated: 28 March 2018
English: POM VPS
Welsh: POM VPS
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Meddyginiaethau ar bresgripsiwn y caiff milfeddyg, fferyllydd neu berson â'r cymwysterau priodol eu rhagnodi
Last Updated: 28 March 2018
English: pond
Welsh: pwll dŵr
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 26 November 2007
English: pond areas
Welsh: ardaloedd pyllau dŵr
Status B
Subject: Environment
Part of speech: Noun, Masculine, Plural
Context: Glastir
Last Updated: 28 May 2012
English: ponds
Welsh: pyllau dŵr
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 29 July 2003
English: Ponicau
Welsh: Ponciau
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: ponies kept under fence
Welsh: merlod sy’n cael eu hamgáu
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Ponies not kept on common land.
Last Updated: 7 July 2010
English: PONT
Welsh: PONT
Status A
Subject: Community development
Part of speech: Proper noun, Feminine, Singular
Definition: Partnerships Overseas Networking Trust
Last Updated: 22 September 2006
English: PONT
Welsh: PONT
Status A
Subject: Environment
Definition: Grazing, Nature, and Heritage (Welsh acronym)
Last Updated: 3 October 2005
English: Pontardawe
Welsh: Pontardawe
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Castell-nedd Port Talbot. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Castell-nedd Port Talbot (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Pontarddulais
Welsh: Pontarddulais
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Ninas a Sir Abertawe. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Dinas a Sir Abertawe (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Pontcanna Fields
Welsh: Meysydd Pontcanna
Status C
Subject: Place-names
Part of speech: Noun, Plural
Last Updated: 4 June 2004
English: Pontio Centre
Welsh: Canolfan Pontio
Status A
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Context: Bangor
Last Updated: 10 May 2011
English: Pontllanfraith
Welsh: Pontllan-fraith
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Caerffili. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Caerffili (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Pontlliw and Tircoed
Welsh: Pont-lliw a Thir-coed
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Ninas a Sir Abertawe. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Dinas a Sir Abertawe (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Pont Minllyn
Welsh: Pont Minllyn
Status A
Subject: Estates and Cadw
Part of speech: Proper noun
Notes: Dyma'r ffurf a ddefnyddir yn swyddogol gan Cadw yn y ddwy iaith am yr heneb dan sylw. Safonwyd gan Banel Safoni Enwau Lleoedd Comisiynydd y Gymraeg, mewn ymgynghoriad â Cadw.
Last Updated: 24 October 2024
English: Pontnewydd
Welsh: Pontnewydd
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Torfaen. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Torfaen (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022