TermCymru

Results are displayed in alphabetical order.
English: substantially enclosed public places
Welsh: mannau cyhoeddus sylweddol gaeedig
Status C
Subject: Law
Part of speech: Noun, Plural
Definition: In the context of the smoking ban legislation.
Last Updated: 18 July 2006
English: substantially unfurnished
Welsh: heb fawr o ddodrefn
Status A
Subject: Housing
Part of speech: Adjective
Last Updated: 17 October 2013
English: substantial performance
Welsh: cyflawni'n sylweddol
Status B
Subject: Law
Notes: Term o Fil Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2016.
Last Updated: 16 August 2016
English: substantial planning
Welsh: cynllunio sylweddol
Status C
Subject: Planning
Part of speech: Verb
Last Updated: 19 December 2003
English: substantive band
Welsh: band parhaol
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Definition: salary band
Last Updated: 8 December 2004
English: substantive Civil Servant
Welsh: Gwas Sifil mewn swydd barhaol
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Last Updated: 17 October 2012
English: substantive duty
Welsh: dyletswydd yn ei rhinwedd ei hun
Status B
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: dyletswyddau yn eu rhinwedd eu hunain
Last Updated: 29 November 2018
English: substantive gains
Welsh: manteision gwirioneddol
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 31 December 2008
English: substantive grade
Welsh: gradd swydd bresennol
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Last Updated: 23 October 2003
English: substantive law
Welsh: cyfraith sylwedd
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Last Updated: 20 October 2011
English: substantive post
Welsh: swydd barhaol
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Last Updated: 8 December 2004
English: substantive provision
Welsh: darpariaeth o sylwedd
Status B
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: darpariaethau o sylwedd
Context: Mae’r Bil hefyd yn gwneud nifer o fân ddiwygiadau a diwygiadau canlyniadol i adran 30 o ganlyniad i’r darpariaethau o sylwedd.
Last Updated: 5 December 2022
English: substantive reply
Welsh: ateb o sylwedd
Status C
Subject: Committees
Part of speech: Noun, Masculine, Singular
Last Updated: 16 November 2005
English: substantive response
Welsh: ymateb o sylwedd
Status C
Subject: General
Part of speech: Noun, Masculine, Singular
Last Updated: 25 March 2010
English: substantive staff
Welsh: staff parhaol
Status C
Subject: Personnel
Part of speech: Noun, Plural
Last Updated: 26 October 2004
English: substitute
Welsh: dirprwy
Status C
Subject: Committees
Part of speech: Noun, Masculine, Singular
Definition: 'Dirprwy' yw Aelod sy'n mynychu cyfarfod pwyllgor yn lle un o gynrychiolwyr swyddogol ei blaid ar y pwyllgor hwnnw.
Last Updated: 24 June 2004
English: substitute care
Welsh: gofal amgen
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 19 May 2003
English: substituted Regulation
Welsh: Rheoliad a amnewidiwyd
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: yng ngwaith y Pwyllgor Deddfau
Last Updated: 26 October 2004
English: substitute medication
Welsh: meddyginiaeth gyfnewid
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: Rhoi meddyginiaeth yn lle cyffuriau e.e. methadon.
Last Updated: 2 December 2004
English: substitutes
Welsh: dirprwyon
Status C
Subject: Committees
Part of speech: Noun, Plural
Definition: 'Dirprwy' yw Aelod sy'n mynychu cyfarfod pwyllgor yn lle un o gynrychiolwyr swyddogol ei blaid ar y pwyllgor hwnnw.
Last Updated: 24 June 2004
English: substitutions
Welsh: dirprwyon
Status C
Subject: Committees
Part of speech: Noun, Plural
Definition: 'Dirprwy' yw Aelod sy'n mynychu cyfarfod pwyllgor yn lle un o gynrychiolwyr swyddogol ei blaid ar y pwyllgor hwnnw.
Last Updated: 24 June 2004
English: substitution therapy
Welsh: therapi amnewid
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: The medical procedure of replacing an illegal opiate drug with a longer acting but less euphoric opiate that is taken under medical supervision.
Last Updated: 15 February 2010
English: substructure
Welsh: is-strwythur
Status A
Subject: Housing
Part of speech: Noun, Masculine, Singular
Context: Of a building.
Last Updated: 16 September 2013
English: sub-subcontract
Welsh: is-is-gontractio
Status B
Subject: Law
Part of speech: Verb
Last Updated: 18 November 2025
English: sub-subcontractor
Welsh: is-is-gontractwr
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: is-is-gontractwyr
Definition: Endid neu gwmni sy’n cael ei gontractio gan is-gontractwr i gyflawni agwedd (arbenigol, gan amlaf) ar waith sydd wedi’i is-gontractio i’r is-gontractwr. Nid yw trefniadau o’r fath yn anarferol yn y diwydiant adeiladu.
Last Updated: 18 November 2025
English: sub-surface temperature
Welsh: tymheredd o dan wyneb y môr
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last Updated: 7 November 2011
English: sub-tenancies
Welsh: is-denantiaethau
Status C
Subject: Law
Part of speech: Noun, Plural
Last Updated: 13 August 2004
English: sub-tenancy
Welsh: is-denantiaeth
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last Updated: 13 August 2004
English: sub-tenant
Welsh: is-denant
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: is-denantiaid
Definition: Person neu sefydliad sy'n rhentu adeilad cyfan neu ran ohono oddi wrth rywun sy'n rhentu oddi wrth y landlord.
Last Updated: 2 December 2025
English: sub-tidal
Welsh: islanwol
Status C
Subject: Environment
Part of speech: Adjective
Last Updated: 20 April 2012
English: sub-tidal area
Welsh: yr ardal islaw'r llanw
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Y rhan sydd wastad o dan y dŵr ar lan y môr sydd nesaf at y trai mwyaf.
Last Updated: 25 November 2009
English: subtidal bedrock reef
Welsh: riff creigwelyau islanw
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: riffau creigwelyau islanw
Notes: Math ar gynefin morol.
Last Updated: 22 September 2022
English: subtidal biogenic reef
Welsh: riff biogenig islanw
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma derm y Cyd-bwyllgor Cadwraeth Natur ar gyfer y biotop hwn, sy’n seiliedig ar system ddosbarthu EUNIS o gynefinoedd morol. Yn system ddosbarthu EUNIS, “sublittoral biogenic reef on sediment” yw’r term cyfatebol. Gweler y cofnod am y term hwnnw am fwy o wybodaeth, gan gynnwys diffiniad.
Last Updated: 12 October 2016
English: subtidal boulder and cobble reef
Welsh: riff clogfeini a choblau islanw
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: riffau clogfeini a choblau islanw
Notes: Math ar gynefin morol.
Last Updated: 22 September 2022
English: subtidal coarse sediment
Welsh: gwaddod bras islanw
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma derm y Cyd-bwyllgor Cadwraeth Natur ar gyfer y biotop hwn, sy’n seiliedig ar system ddosbarthu EUNIS o gynefinoedd morol. Yn system ddosbarthu EUNIS, “sublittoral coarse sediment” yw’r term cyfatebol. Gweler y cofnod am y term hwnnw am fwy o wybodaeth, gan gynnwys diffiniad.
Last Updated: 13 October 2016
English: subtidal mixed sediments
Welsh: gwaddod cymysg islanw
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma derm y Cyd-bwyllgor Cadwraeth Natur ar gyfer y biotop hwn, sy’n seiliedig ar system ddosbarthu EUNIS o gynefinoedd morol. Yn system ddosbarthu EUNIS, “sublittoral mixed sediment” yw’r term cyfatebol. Gweler y cofnod am y term hwnnw am fwy o wybodaeth, gan gynnwys diffiniad.
Last Updated: 13 October 2016
English: subtidal mud
Welsh: llaid islanw
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma derm y Cyd-bwyllgor Cadwraeth Natur ar gyfer y biotop hwn, sy’n seiliedig ar system ddosbarthu EUNIS o gynefinoedd morol. Yn system ddosbarthu EUNIS, “sublittoral cohesive mud and sandy mud communities ” yw’r term cyfatebol. Gweler y cofnod am y term hwnnw am fwy o wybodaeth, gan gynnwys diffiniad.
Last Updated: 13 October 2016
English: subtidal mussel bed on rock
Welsh: gwely cregyn gleision islanw ar greigiau
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: gwelyau cregyn gleision islanw ar greigiau
Notes: Math ar gynefin morol.
Last Updated: 22 September 2022
English: subtidal sand
Welsh: tywod islanw
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Notes: Dyma derm y Cyd-bwyllgor Cadwraeth Natur ar gyfer y biotop hwn, sy’n seiliedig ar system ddosbarthu EUNIS o gynefinoedd morol. Yn system ddosbarthu EUNIS, “sublittoral sand and muddy sand” yw’r term cyfatebol. Gweler y cofnod am y term hwnnw am fwy o wybodaeth, gan gynnwys diffiniad.
Last Updated: 13 October 2016
English: subtidal seaweed dominated communities on sediment
Welsh: cymunedau gwymon islanw ar waddod
Status A
Subject: Environment
Part of speech: Noun, Plural
Notes: Dyma derm y Cyd-bwyllgor Cadwraeth Natur ar gyfer y biotop hwn, sy’n seiliedig ar system ddosbarthu EUNIS o gynefinoedd morol. Yn system ddosbarthu EUNIS, “sublittoral macrophyte-dominated communities on sediment” yw’r term cyfatebol. Gweler y cofnod am y term hwnnw am fwy o wybodaeth, gan gynnwys diffiniad.
Last Updated: 13 October 2016
English: subtitle
Welsh: isdeitlo
Status B
Subject: ICT
Part of speech: Verb
Last Updated: 19 July 2005
English: subtitle
Welsh: isdeitl
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: subtotal
Welsh: is-gyfanswm
Status A
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Last Updated: 28 May 2010
English: sub-tropics
Welsh: is-drofannau
Status C
Subject: Environment
Part of speech: Noun, Plural
Last Updated: 25 March 2010
English: subtype
Welsh: is-deip
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Yng nghyd-destun ffliw adar.
Last Updated: 27 October 2005
English: suburb
Welsh: maestref
Status C
Subject: Planning
Part of speech: Noun, Feminine, Singular
Last Updated: 23 July 2003
English: sub-variant
Welsh: is-amrywiolyn
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: is-amywiolion
Last Updated: 31 March 2022
English: subway
Welsh: tanlwybr
Status A
Subject: Planning
Part of speech: Noun, Masculine, Singular
Last Updated: 5 November 2004
English: sub zone
Welsh: is-barth
Status C
Subject: Planning
Part of speech: Noun, Masculine, Singular
Last Updated: 23 July 2003
English: succeed
Welsh: olynu
Status C
Subject: Housing
Part of speech: Verb
Definition: to a tenancy
Last Updated: 17 March 2009