TermCymru

Results are displayed in alphabetical order.
English: Upland Juniper
Welsh: Merywen y Mynydd
Status B
Subject: Plants
Part of speech: Noun, Masculine, Singular
Last Updated: 28 May 2012
English: Upland Open Habitats (including mosaics of heathland, peat bogs and extensive grasslands)
Welsh: Cynefinoedd Agored yr Ucheldir (gan gynnwys clytwaith o rostir, mawnogydd a glaswelltiroedd eang)
Status B
Subject: Environment
Part of speech: Proper noun
Notes: Cynefin lled-naturiol a ddynodir yn y Cynllun Ffermio Cynaliadwy.
Last Updated: 28 February 2024
English: upland peat body
Welsh: mawnog yr ucheldir
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: mawnogydd yr ucheldir
Context: Mapio ac asesu statws mawnogydd yr ucheldir.
Last Updated: 8 February 2016
English: Uplands
Welsh: Uplands
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Abertawe
Last Updated: 14 August 2003
English: Uplands
Welsh: Uplands
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: upland wet heath
Welsh: gweundir gwlyb yr ucheldir
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Context: yn gysylltiedig ag Elfen wedi'i Thargedu Glastir
Last Updated: 13 July 2010
English: uplift
Welsh: ymgodiad
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Context: Welsh Medium Uplift
Last Updated: 17 October 2012
English: uplighter
Welsh: uwcholeuydd
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: 'uwcholeuad' yn bosibl hefyd
Last Updated: 15 September 2003
English: uplighters
Welsh: uwcholeuyddion
Status C
Subject: ICT
Part of speech: Noun, Plural
Definition: 'uwcholeuadau' yn bosibl hefyd
Last Updated: 15 September 2003
English: upload
Welsh: lanlwytho
Status C
Subject: ICT
Part of speech: Verb
Definition: In IT. To upload.
Last Updated: 23 December 2003
English: uploads
Welsh: lanlwythiadau
Status C
Subject: ICT
Definition: in IT
Last Updated: 23 December 2003
English: UPN
Welsh: RhUD
Status B
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: Unique Pupil Number
Last Updated: 18 June 2003
English: Upper
Welsh: Blaenau
Status C
Subject: Place-names
Part of speech: Noun, Plural
Definition: wrth sôn am gwm, e.e. Blaenau Cwm Tawe, byth Cwm Tawe Uchaf
Last Updated: 8 November 2004
English: upper age limits
Welsh: terfyn oedran uwch
Status B
Subject: Education
Part of speech: Noun, Masculine, Singular
Last Updated: 25 February 2005
English: upper and lower airway abnormalities
Welsh: annormaleddau'r llwybr anadlu uchaf ac isaf
Status C
Subject: Health
Part of speech: Noun, Plural
Last Updated: 13 December 2010
English: upper assessment threshold
Welsh: trothwy asesu uwch
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: trothwyon asesu uwch
Context: Mewn parthau lle y mae lefel unrhyw lygrydd a grybwyllir ym mharagraff (1) yn cyfateb i'r trothwy asesu uwch neu'r trothwy asesu is ar gyfer y llygrydd hwnnw y cyfeirir atynt yn rheoliad 5 neu'n dod rhwng y trothwyon hynny, rhaid defnyddio mesuriadau sefydlog mewn perthynas â'r llygrydd hwnnw, ond caniateir cyfuno hynny â gwneud mesuriadau dangosol neu â modelu neu â'r naill ddull a'r llall.
Notes: Daw'r frawddeg gyd-destunol o Reoliadau Safonau Ansawdd Aer (Cymru) 2010.
Last Updated: 16 September 2024
English: Upper Boat
Welsh: Glan-bad
Status C
Subject: Place-names
Part of speech: Proper noun
Definition: Rhondda Cynon Taf
Last Updated: 17 November 2003
English: Upper Church Village
Welsh: Pentre'r Eglwys Uchaf
Status B
Subject: Place-names
Part of speech: Noun, Masculine, Singular
Notes: Enw lle yn Rhondda Cynon Taf.
Last Updated: 17 November 2016
English: upper confidence interval limit
Welsh: terfyn uchaf cyfwng hyder
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Notes: Sylwer mai 'terfyn uchaf y cyfwng hyder' fyddai'n gywir wrth gyfeirio at gyfwng hyder penodol.
Last Updated: 29 April 2021
English: Upper Cwmbran
Welsh: Cwmbrân Uchaf
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
English: upper denture
Welsh: dannedd gosod uchaf
Status B
Subject: Health
Part of speech: Noun, Plural
Last Updated: 13 September 2018
English: Upper Garw Valley
Welsh: Cwm Garw Uchaf
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 17 March 2009
English: upper gastrointestinal tract
Welsh: pibell gastroberfeddol uchaf
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 11 March 2021
English: Upper Gwyrfai Environmental Project
Welsh: Prosiect Amgylcheddol Uwch Gwyrfai
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 27 October 2003
English: Upper House of Parliament
Welsh: Tŷ Uchaf y Senedd
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last Updated: 29 December 2017
English: upper Key Stage 2
Welsh: rhan uchaf Cyfnod Allweddol 2
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Last Updated: 4 June 2004
English: Upper Layer Super Output Area
Welsh: Ardal Gynnyrch Ehangach Haen Uwch
Status C
Subject: Economic development
Part of speech: Noun, Feminine, Singular
Definition: Census area.
Last Updated: 23 September 2005
English: upper pay scale
Welsh: uwch raddfa gyflog
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Definition: UPS
Last Updated: 14 June 2004
English: upper pay spine
Welsh: graddfa dâl uwch
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Last Updated: 20 May 2004
English: Upper Rhydfelen and Glyn-taf
Welsh: Rhydfelen Uchaf a Glyn-taf
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Rhondda Cynon Taf. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Rhondda Cynon Taf (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Upper Rhymney Valley
Welsh: Blaenau Cwm Rhymni
Status B
Subject: Place-names
Part of speech: Noun, Plural
Context: Mae gwasanaethau'r Bwrdd Iechyd yn cael eu darparu hefyd i bobl sy'n byw yn ardaloedd cyfagos Blaenau Cwm Rhymni, De Powys, Gogledd Caerdydd a Gorllewin y Fro.
Last Updated: 9 July 2025
English: upper tier
Welsh: haen uchaf
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 8 December 2004
English: Upper Tribunal
Welsh: Uwch Dribiwnlys
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Last Updated: 3 February 2025
English: Upper Tribunal Judge
Welsh: Barnwr yr Uwch Dribiwnlys
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Last Updated: 16 October 2025
English: Upper West Wing
Welsh: Adain Uchaf y Gorllewin
Status C
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Definition: Rhan o'r Amgueddfa Genedlaethol.
Last Updated: 26 March 2007
English: uprating mechanism
Welsh: system uwchraddio
Status B
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Last Updated: 11 April 2012
English: upright bitter-vetch
Welsh: ffacbysen chwerw
Status A
Subject: Plants
Part of speech: Noun, Feminine, Singular
Definition: Another name for 'wood bitter-vetch' (Vicia orobus).
Last Updated: 29 February 2012
English: UPRN
Welsh: Cyfeirnod Eiddo Unigryw
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: Cyfeirnodau Eiddo Unigryw
Notes: Dyma'r acronym Saesneg a ddefnyddir am Unique Property Reference Number.
Last Updated: 28 July 2022
English: UPS
Welsh: uwch raddfa gyflog
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Definition: upper pay scale
Last Updated: 13 May 2008
English: UPS
Welsh: Arwynebau Uwch-fanwl
Status C
Subject: Economic development
Part of speech: Noun, Plural
Definition: Ultra-precision Surfaces
Last Updated: 19 December 2006
English: UPSI
Welsh: Sefydliad y Prifysgolion ar Wyddorau’r Heddlu
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Universities' Police Science Institute. A combination of South Wales Police and the Universities of Cardiff and Glamorgan.
Last Updated: 13 July 2006
English: upskill
Welsh: uwchsgilio
Status B
Subject: Personnel
Part of speech: Verb
Context: Ydych chi'n credu y bydd ein camau gweithredu i uwchsgilio'r gweithlu er mwyn diwallu anghenion iaith, lleferydd a chyfathrebu yn golygu y byddwn yn fwy llwyddiannus yn adnabod problemau iaith, lleferydd a chyfathrebu?
Last Updated: 14 March 2024
English: upskirting
Welsh: uwchsbecian
Status A
Subject: Justice and order
Part of speech: Verb
Definition: Arfer o dynnu ffotograff neu fideo o dan sgert neu gilt heb ganiatâd, at ddibenion rhywiol neu faleisus.
Notes: Safonwyd y term hwn ar sail y canllawiau ar drosi termau slangaidd Saesneg. Gweler yr erthygl yn yr Arddulliadur. Gweler hefyd y term downshirting / lawrsbecian.
Last Updated: 7 May 2025
English: upstand
Welsh: piler gwefru
Status B
Subject: Transport
Part of speech: Noun, Masculine, Singular
Plural: pileri gwefru
Definition: Strwythur penodol ar gyfer gwefru batris ceir trydan. Fel arfer, bydd wedi ei deilwra ar gyfer darparu trydan mewn modd sy'n caniatáu gwefru'n sydyn.
Notes: Yng nghyd-destun ceir trydan. Cymharer ag outlet / pwynt trydan.
Last Updated: 5 March 2020
English: upstream
Welsh: oddi wrth y cwsmer
Status C
Subject: ICT
Part of speech: Adjective
Definition: Broadband speed eg up to 250 kbps upstream.
Last Updated: 22 January 2007
English: upstream intervention
Welsh: ymyriad rhagofalus
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: ymyriadau rhagofalus
Definition: Y cysyniad o ragweld effeithiau andwyol sefyllfaoedd a digwyddiadau a fyddai, pe na wneid rhywbeth amdanynt, yn gallu arwain at ganlyniadau gwael i iechyd, gyda'r bwriad o ymyrryd yn gynnar er mwyn atal y canlyniadau hynny. Er enghraifft, mae addysgu plant ysgol am reolau'r ffordd fawr yn gallu lleihau eu risg i ddioddef anafiadau mewn damwain ar y ffyrdd.
Last Updated: 20 July 2023
English: upstream oil sector
Welsh: sector olew uwch
Status C
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: The Upstream Oil sector (exploration and production sector) encompasses all activities, starting from searching (exploration), recovery and the production of crude oil and / or Natural gas.
Last Updated: 5 June 2015
English: upstream risk
Welsh: risg ymhellach i fyny'r gadwyn gyflenwi
Status A
Subject: Economic development
Part of speech: Noun, Feminine, Singular
Context: In a supply chain.
Last Updated: 6 January 2014
English: upstream space research
Welsh: ymchwil sylfaenol diwydiant y gofod
Status B
Subject: Economic development
Part of speech: Noun, Feminine, Singular
Context: Mae Prifysgol Aberystwyth yn chwarae rhan weithredol ym Mhartneriaeth Academaidd Gofod Cymru ac mae wedi helpu prosiect Beagle 2 drwy ei Grŵp Roboteg Deallus. Mae hefyd yn cynnig Canolfan Ymchwil Arsylwi'r Ddaear sy'n darparu arbenigedd mewn ymchwil sylfaenol ac ymchwil eilaidd diwydiant y gofod.
Last Updated: 14 February 2019
English: uptake
Welsh: amsugno
Status B
Subject: Agriculture
Part of speech: Verb
Definition: Y broses o dynnu sylwedd (hylif, gan amlaf) i mewn i organeb neu i organ corff.
Context: Ewch ati i gyfrifo maint y nitrogen sydd ar gael i’r cnwd ei amsugno o dail organig.
Last Updated: 1 October 2020