TermCymru

Results are displayed in English alphabetical order A-Z
English: Heating and Ventilating Maintenance of System Components
Welsh: Cynnal a Chadw System Cydrannau Gwres ac Awyru
Status A
Subject: Education
Part of speech: Verb
Context: Apprenticeship learning pathway.
Last Updated: 31 October 2012
English: Heating and Ventilating Rectification of System
Welsh: Cywiro System Gwres ac Awyru
Status A
Subject: Education
Part of speech: Verb
Context: Apprenticeship learning pathway.
Last Updated: 31 October 2012
English: Heating and Ventilating, Refrigeration and Air Conditioning
Welsh: Gwresogi ac Awyru, Oeri ac Aerdymheru
Status A
Subject: Education
Part of speech: Verb
Context: Apprenticeship learning pathway.
Last Updated: 31 October 2012
English: Heating Equipment Testing and Approval Scheme
Welsh: Cynllun Profi a Chymeradwyo Offer Gwresogi
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: HETAS
Last Updated: 6 April 2011
English: heating oil
Welsh: olew gwresogi
Status B
Subject: Housing
Part of speech: Noun, Masculine, Singular
Last Updated: 18 March 2026
English: heating system
Welsh: system wresogi
Status B
Subject: Housing
Part of speech: Noun, Feminine, Singular
Plural: systemau gwresogi
Context: Rhaid i systemau gwresogi fod yn rhesymol economaidd i'w rhedeg a gallu gwresogi'r cartref cyfan i lefel gyfforddus mewn tywydd arferol.
Notes: Daw'r frawddeg gyd-destunol o Safon Ansawdd Tai Cymru 2023.
Last Updated: 13 February 2025
English: heating ventilation and air conditioning
Welsh: gwresogi, awyru ac aerdymheru
Status B
Subject: Environment
Part of speech: Verb
Definition: Defnyddio systemau gwresogi, awyru ac aerdymheru mecanyddol mewn man dan do er mwyn addasu tymheredd a lleithder y lle hwnnw.
Last Updated: 7 July 2020
English: heat moist exchanger
Welsh: dyfais cyfnewid gwres a lleithder
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: HME
Last Updated: 13 December 2010
English: heat network
Welsh: rhwydwaith gwresogi
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: rhwydweithiau gwresogi
Last Updated: 13 August 2020
English: heat networks rate relief
Welsh: rhyddhad ardrethi rhwydweithiau gwresogi
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: rhyddhadau ardrethi rhwydweithiau gwresogi
Last Updated: 1 September 2022
English: heat pumps
Welsh: pympiau gwres
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 12 February 2007
English: heat recovery unit
Welsh: uned adfer gwres
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last Updated: 31 August 2010
English: heat-reflective glass
Welsh: gwydr sy'n adlewyrchu'r gwres
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Lets heat from the sun into the house, but stops heat from inside escaping.
Last Updated: 26 January 2009
English: heat stress
Welsh: straen gwres
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 15 July 2014
English: heat-stroke
Welsh: trawiad gwres
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 17 August 2004
English: heat transfer network
Welsh: rhwydwaith trosglwyddo gwres
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 7 August 2014
English: heat treated
Welsh: trin rhywbeth â gwres
Status C
Subject: Agriculture
Part of speech: Verb
Last Updated: 17 August 2004
English: heat treatment
Welsh: trin â gwres
Status B
Subject: Environment
Part of speech: Verb
Context: Yn y cyfarwyddiadau ar gyfer defnyddio’r ychwanegyn bwyd anifeiliaid a’r rhag-gymysgeddau, rhaid nodi’r amodau storio a’r sefydlogrwydd o ran trin â gwres.
Notes: Daw'r testun cyd-destunol o Reoliadau Ychwanegion Bwyd Anifeiliaid (Awdurdodiadau) (Cymru) 2022. Os oes angen enw yn hytrach na berfenw, gellir defnyddio 'triniaeth â gwres'.
Last Updated: 10 December 2024
English: heatwave
Welsh: tywydd poeth
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: 'Ton wres' mewn ystyr fwy technegol.
Last Updated: 29 September 2005
English: heatwave
Welsh: ton wres
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: tonnau gwres
Definition: Cyfnod estynedig o dywydd sy'n boeth o'i gymharu â'r amodau disgwyliedig yn yr ardal ar yr adeg honno o'r flwyddyn.
Notes: Mewn cyd-destunau llai technegol, argymhellir defnyddio 'tywydd crasboeth' neu aralleiriad arall.
Last Updated: 21 July 2022
English: Heatwave: A guide to looking after yourself and others during hot weather
Welsh: Tywydd poeth: Arweiniad ar ofalu amdanoch chi eich hun ac eraill yn ystod tywydd poeth
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 19 August 2004
English: Heatwave Plan for Wales: A Framework for Preparedness and Response
Welsh: Cynllun Tywydd Poeth i Gymru: Fframwaith ar gyfer Paratoi ac Ymateb
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 10 March 2009
English: heave net
Welsh: rhwyd 'haaf'
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Rhwydi lleol yn ardal Gogledd-Orllewin Lloegr. Enw arall arni yn Saesneg yw 'haaf net'.
Last Updated: 15 January 2008
English: heavily modified peatland
Welsh: mawnog sydd wedi'i newid yn fawr
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: mawnogydd sydd wedi'u newid yn fawr
Notes: Yng nghyd-destun y Cynllun Ffermio Cynaliadwy.
Last Updated: 27 February 2024
English: heavy
Welsh: mochyn tew
Status A
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: Pig weighing about 120 kg liveweight.
Last Updated: 23 September 2005
English: heavy duty LDPE bag
Welsh: bag LDPE cryf
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 23 April 2015
English: heavy goods vehicle
Welsh: cerbyd nwyddau trwm
Status A
Subject: Transport
Part of speech: Noun, Masculine, Singular
Plural: cerbydau nwyddau trwm
Definition: Cerbydau rhwng 3.5 tunnell a 44 tunnell ar gyfer cludo nwyddau.
Last Updated: 27 October 2020
English: heavy goods vehicles
Welsh: cerbydau nwyddau trwm
Status C
Subject: Transport
Part of speech: Noun, Plural
Last Updated: 20 May 2005
English: Heavy Goods Vehicles (Charging for the Use of Certain Infrastructure on the Trans-European Road Network) Regulations 2009
Welsh: Rheoliadau Cerbydau Nwyddau Trwm (Codi Tâl am Ddefnyddio Seilwaith Penodol ar y Rhwydwaith Ffyrdd Traws-Ewropeaidd) 2009
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: 1 November 2018
English: HEBCIS
Welsh: yr Arolwg Rhyngweithiad Addysg Uwch-Busnes a Chymuned
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: HE Business and Community Interaction Survey
Last Updated: 24 January 2011
English: HE Business and Community Interaction Survey
Welsh: yr Arolwg Rhyngweithiad Addysg Uwch-Busnes a Chymuned
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: HEBCIS
Last Updated: 24 January 2011
English: HEC
Welsh: CAU
Status A
Subject: Education
Part of speech: Noun, Feminine, Singular
Notes: Dyma'r acronymau a ddefnyddir yn Gymraeg a Saesneg am Higher Education Corporation / Corfforaeth Addysg Uwch
Last Updated: 7 March 2018
English: HECA
Welsh: Deddf Arbed Ynni Cartref
Status C
Subject: Housing
Part of speech: Noun, Feminine, Singular
Definition: Home Energy Conservation Act
Last Updated: 17 June 2008
English: HECA
Welsh: HECA
Status C
Subject: Housing
Part of speech: Noun, Feminine, Singular
Definition: Home Energy Conservation Act
Last Updated: 10 January 2003
English: HECSU
Welsh: Uned Gwasanaethau Gyrfaoedd Addysg Uwch
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: Higher Education Careers Services Unit
Last Updated: 13 May 2013
English: hectare
Welsh: hectar
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 23 September 2004
English: hectare of land
Welsh: hectar o dir
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 23 July 2003
English: hectares
Welsh: hectarau
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 23 September 2004
English: hedera
Welsh: iorwg
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 27 January 2004
English: hedge
Welsh: perth
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 2 February 2006
English: hedge and bank grant
Welsh: grant cloddiau
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 14 November 2007
English: hedge bank
Welsh: clawdd â pherth
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 2 July 2008
English: hedgebank
Welsh: clawdd
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: cloddiau
Last Updated: 18 February 2025
English: hedge cutting
Welsh: torri perthi
Status C
Subject: Environment
Part of speech: Verb
Last Updated: 2 February 2006
English: hedged fuel
Welsh: tanwydd contract ymddiogelu
Status B
Subject: Transport
Part of speech: Noun, Masculine, Singular
Definition: Tanwydd y brynwyd drwy gontract a sefydlwyd i'w brynu am gyfnod estynedig ar bris penodedig, er mwyn amddiffyn y prynwr rhag cynnydd annisgwyl ym mhris tanwydd ar y farchnad.
Last Updated: 18 May 2023
English: hedged fuel contract
Welsh: contract ymddiogelu ar gyfer tanwydd
Status B
Subject: Transport
Part of speech: Noun, Masculine, Singular
Plural: contractau ymddiogelu ar gyfer tanwydd
Definition: Contract a sefydlwyd i brynu tanwydd am gyfnod estynedig ar bris penodedig, er mwyn amddiffyn y prynwr rhag cynnydd annisgwyl ym mhris tanwydd ar y farchnad.
Last Updated: 18 May 2023
English: hedge fund
Welsh: cronfa ragfantoli
Status B
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Plural: cronfeydd rhagfantoli
Definition: Cronfa fuddsoddi sy'n defnyddio technegau cymhleth er mwyn masnachu a rheoli risgiau gyda'r nod o wella perfformiad y buddoddiad a diogelu'r elw rhag risgiau yn y farchnad.
Last Updated: 11 December 2023
English: hedge laying
Welsh: plygu perthi
Status C
Subject: Environment
Part of speech: Verb
Last Updated: 2 February 2006
English: hedgerow
Welsh: gwrych (perth, clawdd)
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: gwrychoedd (perthi, cloddiau)
Definition: Rhes o lwyni neu goed isel, yn enwedig un sy'n dynodi ffin cae neu lôn.
Notes: Dylid defnyddio "gwrych" yn unig pan gyfyd y term yr eildro neu wedi hynny yn y ddogfen. Er mai "perth" a "clawdd" sy'n gyfarwydd mewn rhai tafodieithoedd i olygu'r cysyniad hwn, gallant olygu pethau eraill mewn tafodieithoedd eraill.
Last Updated: 11 July 2019
English: hedgerow management cycle
Welsh: y cylch rheoli gwrychoedd
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 22 September 2022