TermCymru

Results are displayed in English alphabetical order A-Z
English: longitudinal dataset
Welsh: set ddata hydredol
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: setiau data hydredol
Definition: Set o ddata a gesglir drwy arsylwi ar yr un pethau dro ar ôl tro dros gyfnod o amser.
Last Updated: 10 December 2024
English: longitudinal qualitative research
Welsh: ymchwil ansoddol hydredol
Status C
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Last Updated: 22 September 2022
English: longitudinal research
Welsh: ymchwil hydredol
Status B
Subject: Education
Part of speech: Noun, Feminine, Singular
Last Updated: 17 February 2022
English: longitudinal sample
Welsh: sampl hydredol
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: samplau hydredol
Last Updated: 22 September 2022
English: Longitudinal Small Business Survey
Welsh: Arolwg Hydredol o Fusnesau Bach
Status B
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Last Updated: 3 September 2020
English: longitudinal study
Welsh: astudiaeth hydredol
Status B
Subject: Education
Part of speech: Noun, Feminine, Singular
Plural: astudiaethau hydredol
Definition: Astudiaeth academaidd sy'n edrych ar fater dros gyfnod o amser.
Last Updated: 16 July 2020
English: longitudinal survey
Welsh: arolwg hydredol
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 15 February 2010
English: long lease
Welsh: les hir
Status A
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: lesoedd hir
Definition: Les a roddwyd am gyfnod o fwy na 21 mlynedd p'un a ellir ei derfynu cyn diwedd y cyfnod hwnnw ai peidio, neu les am gyfnod y bennir yn gyfreithiol y dylai fod yn cael ei adnewyddu'n barhaus.
Last Updated: 8 May 2025
English: long-life products
Welsh: cynhyrchion hir oes
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 8 July 2008
English: long line
Welsh: lein hir
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Context: Fishing
Last Updated: 20 March 2012
English: longline fishing
Welsh: pysgota â leiniau hir
Status B
Subject: Agriculture
Part of speech: Verb
Last Updated: 2 April 2025
English: longnose skate
Welsh: morgath drwynfain
Status A
Subject: Animals
Part of speech: Noun, Feminine, Singular
Definition: Raja oxyrinchus
Last Updated: 19 August 2021
English: longnose velvet dogfish
Welsh: morgi melfed hirdrwyn
Status B
Subject: Animals
Part of speech: Noun, Masculine, Singular
Plural: morgwn melfed hirdrwyn
Definition: Centroselachus crepidater
Last Updated: 14 March 2019
English: long section
Welsh: croestoriad hir
Status C
Subject: Transport
Part of speech: Noun, Masculine, Singular
Last Updated: 12 May 2006
English: long-standing illness
Welsh: salwch hirdymor
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cyflwr iechyd nad oes gwellhad iddo ar hyn o bryd ond y gellir ei reoli trwy driniaeth.
Last Updated: 14 November 2023
English: longstop date
Welsh: dyddiad stop pell
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: dyddiadau stop pell
Definition: Dyddiad a ragnodir fel y dyddiad olaf un y gellir cyflawni (neu penderfynu hepgor) unrhyw ofyniadau neu amodau cyfreithiol, er mwyn rhoi sicrwydd llwyr y bydd proses gyfreithiol yn cael ei chwblhau. Gan amlaf fe’i defnyddir mewn prosesau trawsgludo eiddo, ond mae defnydd estynedig i’r term hefyd.
Notes: Mae’r ffurf Saesneg longstop date yn gyffredin hefyd.
Last Updated: 2 March 2023
English: long-stop date
Welsh: dyddiad stop pell
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: dyddiadau stop pell
Definition: Dyddiad a ragnodir fel y dyddiad olaf un y gellir cyflawni (neu penderfynu hepgor) unrhyw ofyniadau neu amodau cyfreithiol, er mwyn rhoi sicrwydd llwyr y bydd proses gyfreithiol yn cael ei chwblhau. Gan amlaf fe’i defnyddir mewn prosesau trawsgludo eiddo, ond mae defnydd estynedig i’r term hefyd.
Notes: Mae’r ffurf Saesneg long-stop date yn gyffredin hefyd.
Last Updated: 2 March 2023
English: long term bed
Welsh: gwely hirdymor
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 27 January 2010
English: Long Term Capability Management
Welsh: Rheoli Galluogrwydd Hirdymor
Status C
Subject: General
Part of speech: Verb
Definition: LTCM
Last Updated: 29 September 2011
English: long term care
Welsh: gofal hirdymor
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 18 February 2005
English: Long Term Condition Co-ordinator
Welsh: Cydgysylltydd Cyflwr Hirdymor
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last Updated: 7 June 2007
English: long-term conditions
Welsh: anhwylderau hirdymor
Status C
Subject: Law
Part of speech: Noun, Plural
Definition: Health problems that require ongoing management over a period of years or decades.
Last Updated: 2 December 2008
English: Long-term Conditions Alliance
Welsh: Cynghrair Cyflyrau Hirdymor
Status C
Subject: Health
Part of speech: Proper noun, Feminine, Singular
Definition: LTCA
Context: Health charity
Last Updated: 12 July 2012
English: long-term empty dwelling
Welsh: annedd gwag hirdymor
Status A
Subject: Housing
Part of speech: Noun, Feminine, Singular
Last Updated: 17 October 2013
English: long-term illness
Welsh: salwch hirdymor
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cyflwr iechyd nad oes gwellhad iddo ar hyn o bryd ond y gellir ei reoli trwy driniaeth.
Last Updated: 14 November 2023
English: long-term limiting illness
Welsh: salwch cyfyngus hirdymor
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 14 July 2005
English: long-term liver disease
Welsh: clefyd tymor hir sy'n effeithio ar yr iau/afu
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 14 May 2008
English: long-term mental ill health
Welsh: afiechyd meddwl hirdymor
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 13 May 2025
English: long-term physical ill health
Welsh: afiechyd corfforol hirdymor
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 13 May 2025
English: long-term target
Welsh: targed hirdymor
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: targedau hirdymor
Definition: Targed lle mae'r dyddiad a bennwyd 10 mlynedd neu ragor ar ôl y dyddiad pryd y gosodir y targed yn wreiddiol.
Notes: Yng nghyd-destun rheoli ansawdd aer.
Last Updated: 26 January 2023
English: long term thinking
Welsh: meddwl yn y tymor hir
Status C
Subject: Environment
Part of speech: Verb
Last Updated: 1 June 2012
English: Long Term Ventilation
Welsh: Cymorth Anadlu Hirdymor
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: LTV
Last Updated: 13 December 2010
English: Lonlas
Welsh: Lôn-las
Status A
Subject: Place-names
Part of speech: Proper noun
Last Updated: 2 August 2010
English: Look after your Eyes
Welsh: Gofalu am eich Llygaid
Status A
Subject: Health
Part of speech: Proper noun
Context: Campaign name.
Last Updated: 9 October 2013
English: look-back exercise
Welsh: ymarfer edrych yn ôl
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Context: Oherwydd diffygion difrifol ym maes rheoli heintiau sy'n gysylltiedig â stiwdio tyllu'r corff a thatŵio yng Nghasnewydd yn 2015 gwnaeth nifer o gwsmeriaid ddioddef heintiau croen difrifol lle bu angen i bobl gael gofal fel cleifion mewnol a llawdriniaeth adluniol, yn dilyn triniaethau tyllu a gyflawnwyd yn y stiwdio. Cynhaliwyd ymarfer edrych yn ôl, a oedd yn effeithio ar dros 800 o bobl, y rhan fwyaf ohonynt yn bobl ifanc, i nodi unrhyw gleientiaid a allai fod wedi'u heintio â feirysau a gludir yn y gwaed.
Last Updated: 10 September 2024
English: looked after
Welsh: sy'n derbyn gofal
Status C
Subject: Social services
Definition: eg looked after children
Last Updated: 16 February 2004
English: looked after, accommodated or fostered
Welsh: yn derbyn gofal, yn cael ei letya neu'n cael ei faethu
Status C
Subject: Social services
Part of speech: Adjective
Last Updated: 24 November 2014
English: Looked After and Accommodated Children
Welsh: Plant sy'n Derbyn Gofal a Phlant sy'n Cael eu Lletya
Status B
Subject: Estates and Cadw
Part of speech: Noun, Plural
Last Updated: 23 April 2020
English: looked-after child
Welsh: plentyn sy'n derbyn gofal
Status A
Subject: Social services
Part of speech: Noun, Masculine, Singular
Plural: plant sy'n derbyn gofal
Context: Mae’r diwygiadau i Ddeddf 2014 yn gosod gofynion cyfatebol ar awdurdod lleol mewn perthynas â llety a ddarperir gan yr awdurdod i blant sy’n derbyn gofal.
Notes: Term sy'n deillio o Ddeddf Plant 1989. Gwelir y ffurf Saesneg "looked after child[ren]", heb y cysylltnod, hefyd. Weithiau ffefrir y ffurf Saesneg "children looked after" erbyn hyn.
Last Updated: 6 September 2024
English: looked-after children
Welsh: plant sy'n derbyn gofal
Status A
Subject: Social services
Part of speech: Noun, Plural
Notes: Term sy'n deillio o Ddeddf Plant 1989. Gwelir y ffurf Saesneg "looked after children", heb y cysylltnod, hefyd. Weithiau ffefrir y ffurf Saesneg "children looked after" erbyn hyn.
Last Updated: 11 September 2024
English: Looked After Children Review Quality Assurance Group
Welsh: Grŵp Sicrwydd Ansawdd Adolygu Plant sy'n Derbyn Gofal
Status C
Subject: Social services
Part of speech: Noun, Masculine, Singular
Last Updated: 26 April 2006
English: Looked After Children’s Education Coordinator
Welsh: Cydgysylltydd Addysg Plant sy’n Derbyn Gofal
Status B
Subject: Social services
Part of speech: Noun, Masculine, Singular
Definition: LACE Coordinator
Last Updated: 29 March 2012
English: Looked After Children's Services
Welsh: Gwasanaethau Plant sy'n Derbyn Gofal
Status C
Subject: Social services
Part of speech: Noun, Plural
Last Updated: 19 November 2007
English: Looking out for each other
Welsh: Edrych ar ôl ein gilydd
Status A
Subject: Health
Part of speech: Proper noun
Notes: Teitl ymgyrch yng nghyd-destun COVID-19.
Last Updated: 2 April 2020
English: Look out for your mate
Welsh: Gofala am dy ffrind
Status C
Subject: Health
Part of speech: Verb
Definition: ymgyrch yn erbyn llid yr ymennydd
Last Updated: 20 September 2002
English: look outwards
Welsh: edrych tuag allan
Status A
Subject: Personnel
Part of speech: Verb
Last Updated: 4 August 2010
English: look-up table
Welsh: tabl am-edrych
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: tablau am-edrych
Definition: Yng nghyd-destun cyfrifiadureg ac ystadegau, tabl neu strwythur data arall sy’n cynnwys data statig wedi eu mynegeio. Gall pobl neu systemau cyfrifiadurol gyfeirio at dablau o’r fath, fel rhan o brosesau ehangach, i gael data parod heb orfod gwneud cyfrifiadau cymhleth neu ymchwil fanwl.
Last Updated: 29 August 2025
English: loop-mediated isothermal amplification test
Welsh: prawf mwyhau isothermol dolen-gyfryngol
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: profion mwyhau isothermol dolen-gyfryngol
Notes: Math o brawf deiagnostig am COVID-19. Defnyddir yr acronym LAMP yn y ddwy iaith.
Last Updated: 21 January 2020
English: loop tag
Welsh: tag dolen
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last Updated: 5 October 2006
English: loose-fill insulation
Welsh: deunydd inswleiddio gronynnog heb ei lanw'n dynn
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: such as cork granules or mineral wool
Last Updated: 26 January 2009