TermCymru

Results are displayed in English alphabetical order A-Z
English: wildlife management/energy crops
Welsh: rheoli bywyd gwyllt/cnydau ynni
Status C
Subject: General
Part of speech: Verb
Definition: academic qualification
Last Updated: 17 December 2002
English: wildlife pass
Welsh: tramwyfa bywyd gwyllt
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: tramwyfeydd bywyd gwyllt
Last Updated: 11 February 2026
English: Wildlife, the Law and You
Welsh: Bywyd Gwyllt, y Gyfraith a Chi
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: dogfen Cyngor Cefn Gwlad Cymru 2001
Last Updated: 13 May 2004
English: Wildlife Trust of South and West Wales
Welsh: Ymddiriedolaeth Natur De a Gorllewin Cymru
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 21 April 2008
English: Wildlife Trusts Wales
Welsh: Ymddiriedolaethau Natur Cymru
Status A
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 6 January 2011
English: wild mammal
Welsh: mamal gwyllt
Status B
Subject: Animals
Part of speech: Noun, Masculine, Singular
Plural: mamaliaid gwyllt
Last Updated: 11 February 2026
English: wild marjoram
Welsh: penrhudd
Status C
Subject: Plants
Part of speech: Noun, Masculine, Singular
Last Updated: 26 June 2012
English: wild meadow seed
Welsh: hadau (planhigion) gwyllt y dolydd
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 4 August 2010
English: wild oats
Welsh: ceirch gwyllt
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 20 January 2006
English: wild pig
Welsh: mochyn gwyllt
Status B
Subject: Animals
Part of speech: Noun, Masculine, Singular
Plural: moch gwyllt
Last Updated: 11 February 2026
English: wild privet
Welsh: yswydden
Status A
Subject: Plants
Part of speech: Noun, Feminine, Singular
Plural: yswydd
Definition: ligustrum vulgare
Last Updated: 21 June 2022
English: wild rocket
Welsh: dail berwr
Status B
Subject: Food
Part of speech: Noun, Plural
Last Updated: 21 November 2019
English: wild seed
Welsh: hadau gwyllt
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 4 August 2010
English: wild-type
Welsh: "gwyllt"
Status B
Subject: Health
Part of speech: Adjective
Definition: Yng nghyd-destun feirysau, y straen neu straeniau gwreiddiol nad ydynt wedi mwtanu yn amrywiolynnau sy'n peri pryder.
Notes: Argymehellir defnyddio'r dyfynodau o amgylch y term Cymraeg er mwyn cyfleu'r elfen "type" ond gellid hepgor hwy hefyd os yw hynny'n well yng nghyd-destun y frawddeg.
Last Updated: 4 February 2021
English: wild water
Welsh: dŵr gwyllt
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Last Updated: 7 December 2005
English: wilful
Welsh: bwriadol
Status A
Subject: Justice and order
Part of speech: Adjective
Last Updated: 1 August 2012
English: wilful act or omission
Welsh: gweithred neu anweithred fwriadol
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: gweithredoedd neu anweithredoedd bwriadol
Last Updated: 7 September 2022
English: wilful default
Welsh: diffyg bwriadol
Status A
Subject: Housing
Part of speech: Noun, Masculine, Singular
Last Updated: 20 November 2014
English: wilful misconduct
Welsh: camymddwyn bwriadol
Status A
Subject: Justice and order
Part of speech: Verb
Last Updated: 1 August 2012
English: wilful or reckless neglect or mistreatment
Welsh: camdriniaeth neu esgeulustod bwriadol neu ddi-hid
Status A
Subject: Justice and order
Part of speech: Noun, Feminine, Singular
Last Updated: 29 April 2014
English: willow
Welsh: coed helyg
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 6 April 2004
English: Willow for Wales
Welsh: Helyg i Gymru
Status A
Subject: Environment
Part of speech: Noun, Plural
Definition: Prosiect sy'n cael ei ariannu gan ERDF.
Last Updated: 8 December 2004
English: willow warbler
Welsh: telor yr helyg
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 4 August 2004
English: Wills Act 1837
Welsh: Deddf Ewyllysiau 1837
Status A
Subject: Titles of legislation
Part of speech: Proper noun, Feminine, Singular
Last Updated: 14 August 2013
English: wilt
Welsh: gwywo
Status C
Subject: Agriculture
Part of speech: Verb
Definition: silwair
Last Updated: 25 June 2007
English: Wiltshire
Welsh: Wiltshire
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Enw sir yn Lloegr. Safonwyd y ffurf hon gan Banel Safoni Enwau Lleoedd Comisiynydd y Gymraeg fel rhan o restr o siroedd Lloegr. Am ragor o wybodaeth am y prosiect safoni hwn, gweler gwefan Comisiynydd y Gymraeg.
Last Updated: 17 June 2025
English: WIMAT
Welsh: WIMAT
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: Welsh Institute for Minimal Access Therapy
Last Updated: 1 December 2004
English: WIMCS
Welsh: Sefydliad Gwyddorau Cyfrifiadurol a Mathemategol Cymru
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Wales Institute of Mathematical and Computational Sciences
Last Updated: 15 January 2008
English: WIMD
Welsh: MALlC
Status A
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: Welsh Index of Multiple Deprivation 2005
Context: Teitl blaenorol y cyhoeddiad oedd "Mynegrif Amddifadedd Lluosog ar gyfer Cymru".
Last Updated: 5 September 2005
English: WIMLU
Welsh: Uned Benthyca Arian Anghyfreithlon Cymru
Status C
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Definition: Wales Illegal Money Lending. Launched in February 2008 by Cardiff Trading Standards in partnership with the Wales Heads of Trading Standards..
Last Updated: 29 June 2012
English: WIMOS
Welsh: Sefydliad Llawfeddygaeth Gordewdra a Metabolaidd Cymru
Status A
Subject: Health
Part of speech: Proper noun, Masculine, Singular
Plural: 1
Definition: Welsh Institute of Metabolic and Obesity Surgery
Last Updated: 6 June 2018
English: WIN
Welsh: WIN
Status C
Subject: Economic development
Definition: Wales Innovators Network
Last Updated: 14 June 2004
English: wind and solar canopy
Welsh: canopi gwynt a solar
Status B
Subject: Transport
Part of speech: Noun, Masculine, Singular
Notes: Yng nghyd-destun cerbydau trydan.
Last Updated: 22 December 2022
English: windbreak
Welsh: atalfa wynt
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last Updated: 1 September 2004
English: wind energy
Welsh: ynni gwynt
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Math o ynni adnewyddadwy sy'n defnyddio egni cinetig o symudiad yr aer i gynhyrchu trydan.
Notes: Gellid ystyried ychwanegu'r fannod i'r term hwn ('ynni'r gwynt') pe byddai hynny'n fwy naturiol yn y cyd-destun.
Last Updated: 26 January 2026
English: windfall site
Welsh: hap-safle
Status C
Subject: Local government
Part of speech: Noun, Masculine, Singular
Last Updated: 29 January 2004
English: windfall sites
Welsh: safleoedd ar hap
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 23 July 2003
English: windfall tax
Welsh: treth ffawdelw
Status B
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Plural: trethi ffawdelw
Definition: Treth a godir ar elw nas rhagwelwyd, neu sy'n annisgwyl o fawr.
Last Updated: 10 February 2022
English: wind farm
Welsh: fferm wynt
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Context: Mae rhaglen brentisiaeth eisoes yn cael ei chynnal ar y cyd gan Goleg Llandrillo a Choleg Castell-nedd Port Talbot i helpu hyfforddeion sy’n gweithio i ddatblygwyr ffermydd gwynt RWE a Vattenfall.
Last Updated: 5 September 2019
English: wind farms
Welsh: ffermydd gwynt
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 20 October 2005
English: wind generating station
Welsh: gorsaf ynni gwynt
Status A
Subject: Planning
Part of speech: Noun, Feminine, Singular
Plural: gorsafoedd ynni gwynt
Definition: Gorsaf sy'n cynhyrchu trydan gan ddefnyddio ynni gwynt.
Last Updated: 23 February 2026
English: winding-up
Welsh: dirwyn i ben
Status C
Subject: Economic development
Part of speech: Verb
Definition: of a company
Last Updated: 15 March 2006
English: winding up
Welsh: dirwyn i ben
Status B
Subject: Law
Part of speech: Verb
Notes: Term o Fil Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2016.
Last Updated: 17 August 2016
English: winding up allowance
Welsh: lwfans dirwyn i ben
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Definition: lwfans i aelodau sy'n ymadael â'r Cynulliad iddynt allu parhau i dalu cyflogau eu staff wedi'r etholiad, am dri mis hyd ddiwedd cyfnod y rhybudd
Last Updated: 25 February 2003
English: Winding-up Order
Welsh: Gorchymyn Dirwyn i Ben
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last Updated: 15 March 2006
English: winding up petition
Welsh: deiseb dirwyn i ben
Status B
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: deisebau dirwyn i ben
Last Updated: 18 May 2017
English: wind load
Welsh: llwyth gwynt
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Definition: The force exerted on a structure by the wind.
Context: amcangyfrifo’r llwyth gwynt (wind loading) ar systemau cladin
Last Updated: 21 September 2017
English: window
Welsh: ffenestr
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: window boxes
Welsh: blychau ffenestri
Status C
Subject: Housing
Part of speech: Noun, Plural
Last Updated: 11 July 2008
English: window button
Welsh: botwm ffenestr
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005