TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: aderyn sy'n nythu ar y ddaear
English: ground-nesting bird
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 22 January 2013
Welsh: anifeiliaid sy'n tyrchu dan ddaear
English: burrowing animals
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last updated: 20 May 2004
Welsh: Archif Arsylwi'r Ddaear i Gymru
English: Earth Observation Archive for Wales
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 19 December 2019
Welsh: Archif Arsylwi'r Ddaear i Gymru
English: Earth Observation Archive for Wales
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 23 January 2020
Welsh: Awr Ddaear
English: Earth Hour
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: WWF’s Earth Hour aims to focuses the world’s attention on our amazing planet, and how we need to protect it.
Last updated: 3 April 2013
Welsh: Cadw'r ddaear mewn cof
English: Being world aware
Status C
Subject: Environment
Part of speech: Proper noun
Definition: Taflen wedi'i chynhyrchu gan Cynnal Cymru.
Last updated: 10 March 2006
Welsh: cerbyd isel ei bwysau ar y ddaear
English: low ground pressure vehicle
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 29 August 2012
Welsh: clai glas dŵr daear
English: groundwater gley soil
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 21 April 2009
Welsh: Cofnod Caniatáu Dŵr Daear
English: Groundwater Authorisation Record
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 13 June 2014
Welsh: cyfarpar cymorth ar y ddaear
English: ground support equipment
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
Definition: in airports etc.
Last updated: 27 November 2007
Welsh: Cyfarwyddyd Dŵr Daear (Y Gyfarwyddeb Fframwaith Dŵr) (Cymru) 2014
English: Groundwater (Water Framework Directive) (Wales) Direction 2014
Status A
Subject: Titles of legislation
Part of speech: Proper noun
Last updated: 2 February 2015
Welsh: Cyfeillion y Ddaear
English: Friends of the Earth
Status C
Subject: Environment
Part of speech: Noun, Plural
Last updated: 19 May 2004
Welsh: Cyfeillion y Ddaear Cymru
English: Friends of the Earth Cymru
Status A
Subject: Environment
Part of speech: Noun, Plural
Last updated: 24 November 2003
Welsh: Cyfeillion y Ddaear, Sir Benfro
English: Pembrokeshire Friends of the Earth
Status C
Subject: Environment
Last updated: 24 September 2002
Welsh: Diogelu Dŵr Daear rhag cael ei Lygru
English: Protection of Groundwater against Pollution
Status C
Subject: Environment
Part of speech: Verb
Definition: Teitl taflen wybodaeth.
Last updated: 2 December 2004
Welsh: dŵr daear
English: groundwater
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 22 May 2003
Welsh: gellyg y ddaear
English: Jerusalem artichokes
Status C
Subject: Environment
Part of speech: Noun, Plural
Last updated: 29 July 2003
Welsh: gogwydd y ddaear
English: tilt of the earth
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 7 November 2011
Welsh: Gweinyddwr Annibynnol Cwynion Dŵr Daear
English: Independent Groundwater Complaints Administrator
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: Gweinyddwr Annibynnol Cwynion Dŵr Daear Bae Caerdydd
English: Cardiff Bay Independent Groundwater Complaints Administrator
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 21 July 2022
Welsh: gwyddorau'r ddaear
English: earth sciences
Status C
Subject: Environment
Part of speech: Noun, Plural
Last updated: 7 December 2005
Welsh: hoelen y ddaear
English: wireworm
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: In root crops.
Last updated: 20 December 2007
Welsh: mynediad ar y ddaear
English: surface access
Status C
Subject: Planning
Part of speech: Noun, Masculine, Singular
Last updated: 18 January 2005
Welsh: ogofa dan ddaear
English: potholing
Status B
Subject: Tourism and leisure
Part of speech: Verb
Last updated: 29 March 2006
Welsh: osôn ar lefel y ddaear
English: ground level ozone
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 6 December 2005
Welsh: osôn ar lefel y ddaear
English: ground-level ozone
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Context: Nid yw osôn ar lefel y ddaear (O3) yn cael ei allyrru’n uniongyrchol, ond mae’n llygrydd eilaidd a ffurfir gan adweithiau cemegol yn yr atmosffer. Mae’r crynodiadau ar eu huchaf yn yr haf. Gall O3 deithio pellteroedd hir a chyrraedd crynodiadau uchel ymhell i ffwrdd o ffynhonnell y llygryddion gwreiddiol.
Last updated: 16 September 2024
Welsh: palu gwreiddiau o’r ddaear
English: grub out
Status C
Subject: Agriculture
Part of speech: Verb
Last updated: 19 August 2010
Welsh: parth gwarchod ffynhonnell dŵr daear
English: groundwater source protection zone
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: parthau gwarchod ffynhonnell dŵr daear
Last updated: 11 September 2024
Welsh: pwmp gwres o'r ddaear
English: ground source heat pump
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: pympiau gwres o'r ddaear
Last updated: 5 September 2024
Welsh: y Gyfarwyddeb Dŵr Daear
English: Groundwater Directive
Status B
Subject: Europe
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi ar gyfer cyfeirio at gyfarwyddeb Ewropeaidd, nad yw ar gael yn Gymraeg.
Last updated: 26 March 2025
Welsh: Ymddiriedolaeth Ymwybyddiaeth y Ddaear Primrose
English: PEAT
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Primrose Earth Awareness Trust
Last updated: 29 November 2005
Welsh: Ymddiriedolaeth Ymwybyddiaeth y Ddaear Primrose
English: Primrose Earth Awareness Trust
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: PEAT
Last updated: 29 November 2005
Welsh: Ysgol Gwyddorau'r Ddaear a'r Môr
English: School of Earth and Ocean Sciences
Status A
Subject: Education
Part of speech: Noun, Feminine, Singular
Context: At Cardiff University
Last updated: 7 June 2011