TermCymru

Results are displayed in English alphabetical order A-Z
English: perturbation
Welsh: aflonyddu a gwasgaru
Status C
Subject: Agriculture
Part of speech: Verb
Definition: Used in the context of badger vaccination, 'perturbation' refers to the disturbance of badgers with the possible consequence that they could disperse over a wider area carrying TB with them.
Last Updated: 6 April 2009
English: perturbation
Welsh: aflonyddiad
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: aflonyddiadau
Context: Mae defnyddio aflonyddiad yn arwain at newidiadau bach i gelloedd ond, yn y bôn, nid yw'n effeithio ar y ffordd y caiff y data eu dehongli.
Notes: Ym maes ystadegaeth.
Last Updated: 11 May 2023
English: pertussis
Welsh: pertwsis
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: whooping cough
Last Updated: 10 August 2004
English: Peru
Welsh: Periw
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: pervasive developmental disorder
Welsh: anhwylder datblygu treiddiol
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 6 November 2003
English: pervert the course of justice
Welsh: gwyrdroi cwrs cyfiawnder
Status C
Subject: General
Part of speech: Verb
Last Updated: 29 April 2005
English: PES
Welsh: Arolwg o Wariant Cyhoeddus
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Definition: Public Expenditure Survey
Last Updated: 15 July 2005
English: PES
Welsh: TWE
Status A
Subject: Environment
Part of speech: Verb
Definition: Payment for Ecosystem Services
Context: Gellir defnyddio "taliad" hefyd.
Last Updated: 1 October 2013
English: PESS
Welsh: Addysg Gorfforol a Chwaraeon mewn Ysgolion
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: PE and School Sport
Last Updated: 6 April 2006
English: pest control
Welsh: difa plâu
Status B
Subject: Environment
Part of speech: Verb
Definition: Lladd neu gael gwared ar anifeiliaid pla yng nghyd-destun adeiladau, gerddi ac ati.
Last Updated: 12 March 2024
English: pest control contractor
Welsh: contractwr difa plâu
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: contractwyr difa plâu
Last Updated: 12 March 2024
English: peste des petits ruminants
Welsh: peste des petits ruminants
Status C
Subject: Agriculture
Definition: Dyma’r enw sy’n cael ei arfer amlaf yn Saesneg.
Context: Disease also known as "goat plague".
Last Updated: 31 March 2009
English: pesticide application equipment
Welsh: offer gwasgaru plaladdwyr
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 16 June 2014
English: pesticide poisoning
Welsh: gwenwyno â phlaladdwr
Status C
Subject: Environment
Part of speech: Verb
Last Updated: 16 July 2014
English: pesticides
Welsh: plaladdwyr
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 20 September 2002
English: Pesticides Safety Directorate
Welsh: Y Gyfarwyddiaeth Diogelwch Plaladdwyr
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: PSD
Last Updated: 14 June 2004
English: Pesticide Treatment Record
Welsh: Cofnod Defnyddio Plaladdwyr
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 13 June 2014
English: pest management
Welsh: rheoli plâu
Status B
Subject: Environment
Part of speech: Verb
Definition: Cymryd camau i atal neu leihau plâu rhag achosi niwed sylweddol i iechyd neu'r amgylchedd.
Last Updated: 12 March 2024
English: Pest Risk Analysis
Welsh: Dadansoddiad o Risg Pla
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Notes: Yng nghyd-destun cadw gwenyn. Defnyddir yr acronym PRA.
Last Updated: 23 September 2020
English: pests
Welsh: plâu
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 12 September 2008
English: Pest-Specific Contingency Plan
Welsh: Cynllun Wrth Gefn ar gyfer Pla Penodol
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: Cynlluniau Wrth Gefn ar gyfer Plâu Penodol
Last Updated: 23 September 2020
English: petalwort
Welsh: llysiau'r afu petalog
Status A
Subject: Plants
Part of speech: Noun, Plural
Last Updated: 12 December 2013
English: pet bird
Welsh: aderyn anwes
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 14 September 2004
English: PETC
Welsh: Cyngor Addysg a Hyfforddiant Gwaith Chwarae Cymru
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym Saesneg a ddefnyddir am Playwork Education and Training Council for Wales.
Last Updated: 15 June 2023
English: pet cemetery
Welsh: mynwent anifeiliaid anwes
Status A
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: mynwentydd anifeiliaid anwes
Notes: Term o Fil Treth Gwarediadau Tirlenwi (Cymru) yw hwn.
Last Updated: 15 August 2016
English: Peterstone-super-Ely
Welsh: Llanbedr-y-fro
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Bro Morgannwg
Last Updated: 14 August 2003
English: Peterston-super-Ely
Welsh: Llanbedr-y-fro
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Bro Morgannwg. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Bro Morgannwg (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: pet food
Welsh: bwyd anifeiliaid anwes
Status A
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: bwydydd anifeiliaid anwes
Definition: bwyd ar gyfer anifeiliaid anwes
Context: Gofynion labelu ychwanegol ar gyfer bwyd anifeiliaid anwes
Last Updated: 16 November 2021
English: petfood plant
Welsh: gwaith bwyd anifeiliaid anwes
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 19 April 2007
English: pet foods
Welsh: bwydydd anifeiliaid anwes
Status C
Subject: Law
Part of speech: Noun, Plural
Last Updated: 3 September 2004
English: petition scheme
Welsh: cynllun deisebau
Status C
Subject: Local government
Part of speech: Noun, Masculine, Singular
Plural: cynlluniau deisebau
Last Updated: 18 March 2021
English: Petitions Committee
Welsh: Y Pwyllgor Deisebau
Status A
Subject: Committees
Part of speech: Noun, Masculine, Singular
Context: Pwyllgor newydd y Cynulliad, Mehefin 2011.
Last Updated: 27 June 2011
English: petrochemical
Welsh: petrocemegol
Status A
Subject: Economic development
Part of speech: Adjective
Last Updated: 4 October 2005
English: Petroleum Act 1998
Welsh: Deddf Petrolewm 1998
Status B
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last Updated: 27 February 2020
English: Petroleum Licensing (Applications) Regulations 2015
Welsh: Rheoliadau Trwyddedu Petrolewm (Ceisiadau) 2015
Status B
Subject: Titles of legislation
Part of speech: Noun, Plural
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last Updated: 29 November 2018
English: petroleum product
Welsh: cynnyrch petroliwm
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: cynhyrchion petroliwm
Last Updated: 23 February 2026
English: petrol interceptors
Welsh: rhyng-gipwyr petrol
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 4 September 2002
English: Petrol Vapour Recovery Stage II Controls
Welsh: Rheolaethau Cam II Adfer Anwedd Petrol
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 6 December 2005
English: PETS passport scheme
Welsh: cynllun pasbortau PETS
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 6 July 2005
English: Pets Travel Scheme
Welsh: Cynllun Teithio Anifeiliaid Anwes
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 7 June 2007
English: Pet Travel Scheme
Welsh: Cynllun Teithio Anifeiliaid Anwes
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 6 July 2005
English: pet treats
Welsh: danteithion i anifeiliaid anwes
Status C
Subject: Food
Part of speech: Noun, Plural
Last Updated: 18 February 2009
English: petty cash
Welsh: arian traul, arian mân
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Last Updated: 8 October 2003
English: PEVS Branch non-custodians
Welsh: Y Gangen Ymgysylltu â'r Cyhoedd a Gwasanaethau Ymwelwyr - staff heblaw ceidwaid
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Last Updated: 16 December 2021
English: pew
Welsh: côr
Status B
Subject: Religion
Part of speech: Noun, Masculine, Singular
Plural: corau
Definition: Sedd bren sefydlog mewn eglwys neu gapel.
Last Updated: 12 June 2025
English: PFAS
Welsh: sylweddau poly- a perfflworoalcyl
Status B
Subject: Environment
Part of speech: Noun, Plural
Notes: Dyma’r acronym Saesneg a ddefnyddir am poly- and perfluoroalkyl substances, cemegau â phriodweddau gwrth-staen, gwrth-ddŵr a gwrthsticio sydd yn lygryddion parhaus yn yr amgylchedd.
Last Updated: 8 September 2025
English: PFE
Welsh: Addysg Ariannol Bersonol
Status C
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Definition: Personal Financial Education
Last Updated: 26 April 2010
English: PFEG
Welsh: Grŷp Addysg Ariannol Bersonol
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Definition: Personal Finance Education Group
Last Updated: 24 May 2013
English: PfG
Welsh: Y Rhaglen Lywodraethu
Status A
Subject: General
Part of speech: Noun, Feminine, Singular
Definition: Programme for Government. Welsh Government, September 2011.
Last Updated: 23 August 2013
English: PFHxS
Welsh: PFHxS
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma’r symbol a ddefnyddir yn y ddwy iaith am y llygrydd organig parhaus, perfluorohexane sulfonic acid / asid perfflworohecsan sylffonig.
Last Updated: 18 September 2024