TermCymru

Results are displayed in alphabetical order.
English: triple therapy
Welsh: therapi triphlyg
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cyfuniad o dri cyffur a ddefnyddir y drin ffeibrosis systig.
Last Updated: 2 July 2020
English: triple tripping
Welsh: tair taith yn un
Status C
Subject: Transport
Part of speech: Noun, Feminine, Singular
Context: Lle bo’r un bws a’r un gyrrwr yn cludo disgyblion o dair ysgol wahanol gyda’i gilydd. Termau o’r Memorandwm Esboniadol ar gyfer y Mesur Arfaethedig ynghylch Diogelwch ar Gludiant i Ddysgwyr (Cymru).
Last Updated: 8 December 2010
English: TRIPS
Welsh: Cytundeb ar Agweddau ar Hawliau Eiddo Deallusol sy'n Gysylltiedig â Masnach
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym Saesneg a ddefnyddir am Agreement on Trade-Related Aspects of Intellectual Property Rights.
Last Updated: 10 June 2021
English: triptorelin
Welsh: triptorelin
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Math o feddyginiaeth ar gyfer atal y glasoed.
Last Updated: 17 June 2024
English: triptych
Welsh: triptych
Status A
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Plural: triptychau
Definition: A picture or relief carving on three panels, typically hinged together vertically and used as an altarpiece.
Last Updated: 4 June 2018
English: trismus
Welsh: trismws
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r enw meddygol am y cyflwr a elwir yn gyffredin yn 'lockjaw' yn Saesneg.
Last Updated: 2 April 2020
English: triticale
Welsh: rhygwenith
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 3 October 2003
English: tritium
Welsh: tritiwm
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Context: Mae'r esemptiad o'r monitro o dan is-baragraff (1) yn dirwyn i ben ar unwaith os yw lefel y radon, y tritiwm neu'r dogn dangosiadol yn uwch na'r gwerth paramedrig perthnasol a bennir yn Rhan 4 o Atodlen 7.
Last Updated: 5 July 2017
English: triumvirate team
Welsh: tîm triwriaeth
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: timau triwriaeth
Definition: Tîm rheoli mewn lleoliad iechyd (ee ysbyty neu bractis meddyg teulu) sy'n cynnwys cynrychiolwyr tri proffesiwn: meddygol (ee meddyg); clinigol (ee nyrs); rheoli (ee rheolwr practis).
Last Updated: 17 March 2022
English: trivalent
Welsh: trifalent
Status B
Subject: Health
Part of speech: Adjective
Definition: Yng nghyd-destun brechlynnau, brechlyn sy’n gweithio drwy ennyn ymateb imiwnyddol i dri feirws, tri straen gwahanol o un feirws, tair meicro-organeb wahanol etc.
Notes: Cymharer â’r ffurfiau ‘monovalent’, ‘bivalent’, 'quadrivalent'.
Last Updated: 17 November 2025
English: trivial
Welsh: dibwys
Status C
Subject: Law
Part of speech: Adjective
Definition: Yng nghyd-destun esemptiadau mewn Rheoliadau.
Last Updated: 26 August 2008
English: trivial commutation
Welsh: cyfnewidiad bychan
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: cyfnewidiadau bychan
Definition: Cyfnewid pensiwn bach am gyfandaliad.
Notes: Gallai aralleiriad, megis y diffiniad a geir gyda'r term hwn, fod yn addas mewn rhai cyd-destunau.
Last Updated: 27 June 2019
English: triviality
Welsh: dibwysedd
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: Exemption under the EP Regulations.
Last Updated: 26 August 2008
English: TRL
Welsh: Lefel Parodrwydd Technoleg
Status A
Subject: Education
Part of speech: Noun, Feminine, Singular
Notes: Gweler y cofnod am y term llawn am ddiffiniad.
Last Updated: 7 March 2018
English: Tŷ'r Llyn, Clos Llyn Cwm, Swansea Enterprise Park
Welsh: Tŷ'r Llyn, Clos Llyn Cwm, Parc Anturiaeth Abertawe
Status C
Subject: Place-names
Part of speech: Noun, Masculine, Singular
Definition: Llansamlet, Swansea
Last Updated: 14 March 2006
English: TRN
Welsh: Rhwydwaith y Teleranbarthau
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: Teleregions Network
Last Updated: 17 March 2003
English: TRN
Welsh: TRN
Status C
Subject: Agriculture
Definition: Trader Registration Number
Last Updated: 14 June 2004
English: TRO
Welsh: The Reader Organisation
Status A
Subject: Culture and the arts
Part of speech: Proper noun
Definition: The Reader Organisation
Context: A social enterprise.
Last Updated: 18 March 2014
English: Trojan cow
Welsh: buwch Gaerdroea
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Plural: gwartheg Caerdroea
Definition: Yng nghyd-destun Dolur Rhydd Feirysol Buchol (BVD), anifail beichiog â statws BVD Negatif yn cario llo sydd â’r haint arno.
Notes: Mae’n bosibl y byddai aralleiriad esboniadol yn gweddu’n well mewn rhai cyd-destunau.
Last Updated: 25 November 2022
English: Trojan defences
Welsh: amddiffyn rhag 'ymwelwyr diwahoddiad'
Status C
Subject: ICT
Part of speech: Verb
Context: ‘Trojan file’ yw ffeil sydd wedi’i ‘chuddliwio’ fel un ddilys er mwyn gallu cael ei hun i mewn i’r system heibio trefniadau amddiffyn arferol y system, megis Trojan horse y chwedl. Mae Trojan defences yn amddiffyn systemau rhagddynt.
Last Updated: 15 February 2010
English: Trojan Horse virus
Welsh: feirws Ceffyl Pren Troea
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 5 December 2011
English: troll
Welsh: trôl
Status B
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Plural: trolwyr
Definition: Un sy'n cyhoeddi neges dramgwyddus neu bryfoclyd ar-lein, gyda'r bwriad o ennyn dadl neu ymateb emosiynol.
Last Updated: 2 July 2025
English: trolling
Welsh: trolio
Status B
Subject: Justice and order
Part of speech: Verb
Definition: Cyhoeddi neges dramgwyddus neu bryfoclyd ar-lein, gyda'r bwriad o ennyn dadl neu ymateb emosiynol.
Last Updated: 2 July 2025
English: trolling  line
Welsh: lein dowio
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Plural: leiniau towio
Notes: Yng nghyd-destun pysgota.
Last Updated: 26 March 2020
English: Trooping the Colour
Welsh: Cyflwyno'r Faner
Status C
Subject: General
Part of speech: Verb
Last Updated: 29 November 2005
English: trophic level
Welsh: lefel droffig
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Context: e.e. llysyswyr, cigyswyr ac ati
Last Updated: 13 December 2011
English: trophy course
Welsh: cwrs troffi
Status B
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Definition: golf
Last Updated: 29 March 2006
English: tropical aquaria shellfish
Welsh: pysgod cregyn acwaria trofannol
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 8 October 2003
English: Tropical Forest Trust
Welsh: Ymddiriedolaeth y Fforestydd Trofannol
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: TFT
Last Updated: 10 December 2008
English: Tropilaelaps
Welsh: Tropilaelaps
Status B
Subject: Animals
Part of speech: Noun, Masculine, Singular
Definition: Gwiddonyn sy'n ymosod ar wenyn mêl ac yn achosi niwed iddynt.
Last Updated: 23 September 2020
English: Tros Gynnal
Welsh: Tros Gynnal
Status C
Subject: Social services
Definition: established as a result of The Children Society's withdrawal from Wales
Last Updated: 9 January 2003
English: troubled child
Welsh: plentyn cythryblus
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 12 September 2007
English: troubled children
Welsh: plant cythryblus
Status C
Subject: Social services
Part of speech: Noun, Plural
Last Updated: 12 September 2007
English: trough
Welsh: cafn
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 29 July 2003
English: trout
Welsh: brithyll
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 15 January 2008
English: Trowbridge
Welsh: Trowbridge
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Cardiff
Last Updated: 14 August 2003
English: Trowbridge
Welsh: Trowbridge
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Ninas a Sir Caerdydd. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Dinas a Sir Caerdydd (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: Trowbridge Health Centre
Welsh: Canolfan Iechyd Trowbridge
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: Cardiff
Last Updated: 29 November 2005
English: TRS
Welsh: Y Gwasanaeth Cyfieithu a Chofnodi
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Definition: The Translation and Reporting Service
Last Updated: 14 November 2011
English: TRS
Welsh: Datganiad o'r Holl Fuddion
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Total Reward Statement
Context: NHS staff salaries and other benefits.
Last Updated: 9 June 2014
English: TR&T
Welsh: recriwtio a hyfforddiant wedi’u targedu
Status C
Subject: Personnel
Part of speech: Verb
Definition: targeted recruitment and training
Last Updated: 12 November 2010
English: truancy
Welsh: triwantiaeth
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Last Updated: 27 September 2012
English: truancy sweep
Welsh: cyrch triwantiaid
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Last Updated: 5 November 2004
English: true and fair view
Welsh: darlun cywir a theg
Status A
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Notes: Term o faes cyfrifyddu.
Last Updated: 4 December 2018
English: true colour
Welsh: gwir liw
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: True Marketing
Welsh: Gwir Farchnata
Status C
Subject: Agriculture
Last Updated: 15 December 2010
English: true negative
Welsh: canlyniad negyddol cywir
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: canlyniadau negyddol cywir
Notes: Weithiau gallai'r ffurf ansoddeiriol, heb yr enw 'canlyniad', fod yn addas.
Last Updated: 22 July 2020
English: trueness
Welsh: gwirdeiprwydd
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Yr enw cywir, safonol a ddefnyddir ar rywogaeth.
Context: Rhaid i gyflenwr gadarnhau gwirdeiprwydd deunydd CAC yn unol â'r disgrifiad o'i hamrywogaeth yn unol â'r paragraff hwn, a gwirio hynny yn rheolaidd.
Last Updated: 5 July 2017
English: true positive
Welsh: canlyniad positif cywir
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: canlyniadau positif cywir
Notes: Weithiau gallai'r ffurf ansoddeiriol, heb yr enw 'canlyniad', fod yn addas.
Last Updated: 22 July 2020
English: true service tree
Welsh: sarth
Status B
Subject: Plants
Part of speech: Noun, Feminine, Singular
Definition: Sorbus domestica
Notes: Ym Mro Morgannwg y ceir rhai o'r ychydig enghreifftiau o'r rhywogaeth hon ym Mhrydain. Cymharer â wild service tree / cerddinen wyllt.
Last Updated: 24 July 2024