TermCymru

Results are displayed in English alphabetical order A-Z
English: literacy and numeracy
Welsh: llythrennedd a rhifedd
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Last Updated: 7 November 2011
English: literacy and numeracy attainment matrices
Welsh: matricsau cyrhaeddiad mewn llythrennedd a rhifedd
Status C
Subject: Education
Part of speech: Noun, Plural
Last Updated: 3 November 2011
English: Literacy and Numeracy Framework
Welsh: Fframwaith Llythrennedd a Rhifedd Cenedlaethol
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: LNF
Last Updated: 6 July 2012
English: Literacy and Numeracy Framework
Welsh: Y Fframwaith Llythrennedd a Rhifedd
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Notes: Elfen o'r cwricwlwm addysg
Last Updated: 14 June 2018
English: Literacy & Numeracy Framework Implementation Branch
Welsh: Y Gangen Gweithredu Fframwaith Llythrennedd a Rhifedd Cenedlaethol
Status A
Subject: Welsh Government posts and departments
Part of speech: Noun, Feminine, Singular
Notes: Rhan o’r Grŵp Addysg a Gwasanaethau Cyhoeddus yn Llywodraeth Cymru. Ychwanegwyd y cofnod hwn Ionawr 2016.
Last Updated: 11 January 2016
English: Literacy Programme Manager
Welsh: Rheolwr y Rhaglen Llythrennedd
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Last Updated: 29 February 2012
English: Literacy Specialist (Secondee)
Welsh: Arbenigwr Llythrennedd (Secondai)
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Last Updated: 14 November 2011
English: Literacy Team
Welsh: Tîm Llythrennedd
Status C
Subject: Welsh Government posts and departments
Part of speech: Noun, Masculine, Singular
Last Updated: 21 February 2012
English: Literary Editor
Welsh: Golygydd Llenyddol
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last Updated: 22 June 2011
English: literary strategy
Welsh: strategaeth lythrennedd
Status C
Subject: Education
Part of speech: Noun, Feminine, Singular
Last Updated: 29 March 2007
English: literate
Welsh: llythrennog
Status C
Subject: Education
Part of speech: Adjective
Last Updated: 13 May 2011
English: Literature Across Frontiers
Welsh: Llenyddiaeth ar draws Ffiniau
Status C
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Last Updated: 10 March 2009
English: literature review
Welsh: adolygiad llenyddiaeth
Status A
Subject: Education
Part of speech: Noun, Masculine, Singular
Last Updated: 10 December 2008
English: Literature Wales
Welsh: Llenyddiaeth Cymru
Status A
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Context: Formerly the Academi. National Company for the development of literature in Wales. It includes yr Academi Gymreig / The Welsh Academy and Tŷ Newydd Writers’ Centre.
Last Updated: 6 April 2011
English: lithium
Welsh: lithiwm
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Li
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last Updated: 18 June 2025
English: lithium-ion battery
Welsh: batri ïonau lithiwm
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: batris ïonau lithiwm
Definition: Dyfais sy’n storio ynni trydanol drwy ddefnyddio ïonau lithiwm.
Last Updated: 16 October 2025
English: Lithuania
Welsh: Lithwania
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Safonwyd yr enw hwn gan ddilyn yr egwyddorion a nodir yn yr erthygl 'Dynodi enwau gwladwriaethau, tiriogaethau a chenhedloedd diwladwriaeth' yn yr Arddulliadur.
Last Updated: 17 August 2021
English: Lithuanian
Welsh: Lithwanaidd
Status C
Subject: Personnel
Part of speech: Adjective
Last Updated: 13 May 2008
English: Lithuanian
Welsh: Lithwaneg
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Definition: the language
Last Updated: 18 February 2009
English: Lithuanian Presidency
Welsh: Llywyddiaeth Lithwania
Status C
Subject: Europe
Part of speech: Noun, Feminine, Singular
Last Updated: 19 August 2014
English: litigation
Welsh: ymgyfreitha
Status C
Subject: Law
Part of speech: Verb
Last Updated: 18 August 2003
English: litigation hold
Welsh: rhwymedigaeth gadw ar gyfer ymgyfreithiad
Status B
Subject: Law
Part of speech: Noun, Feminine, Singular
Plural: rhwymedigaethau cadw ar gyfer ymgyfreithiad
Definition: Rhwymedigaeth gyfreithiol sy’n ei gwneud yn ofynnol i unigolion neu sefydliadau gadw pob math o wybodaeth berthnasol, yn electronig neu’n ffisegol, pan fo achos cyfreithiol yn debygol neu wedi dechrau.
Context: Mae rhwymedigaeth gadw ar gyfer ymgyfreithiad yn helpu Llywodraeth Cymru i gydymffurfio â’i dyletswydd i gadw gwybodaeth mewn achos cyfreithiol neu mewn cysylltiad ag ymchwiliad.
Last Updated: 1 October 2025
English: litre
Welsh: litr
Status B
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Plural: litrau
Last Updated: 24 April 2025
English: litter
Welsh: torraid
Status C
Subject: Agriculture
Part of speech: Masculine, Singular
Definition: of young mammals
Last Updated: 7 October 2003
English: litter
Welsh: sarn
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: straw etc., used as bedding for animals
Last Updated: 30 July 2003
English: litter
Welsh: sbwriel
Status A
Subject: Waste
Part of speech: Noun, Masculine, Singular
Definition: defnydd neu bethau di-werth, yn enwedig papur, plastig, etc a a deflir mewn mannau cyhoeddus
Context: Os oes unrhyw ran o'r HMO nad yw'n cael ei defnyddio rhaid i'r rheolwr sicrhau bod y rhan honno, gan gynnwys unrhyw gyntedd a grisiau sy'n rhoi mynediad uniongyrchol iddi, yn cael ei chadw'n rhesymol lân ac yn rhydd o sbwriel a sorod.
Last Updated: 16 November 2021
English: litter
Welsh: taflu ysbwriel
Status C
Subject: Law
Part of speech: Verb
Last Updated: 6 September 2005
English: Litter (Fixed Penalty) Order 1996
Welsh: Gorchymyn Sbwriel (Cosb Benodedig) 1996
Status C
Subject: Titles of legislation
Part of speech: Noun, Masculine, Singular
Last Updated: 10 January 2003
English: litters
Welsh: toreidiau
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last Updated: 13 February 2007
English: Little Acton
Welsh: Acton Fechan
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Wrecsam. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Wrecsam (Trefniadau Etholiadol) 2021.
Last Updated: 17 August 2022
English: little grebe
Welsh: gwyach fach
Status B
Subject: Animals
Part of speech: Noun, Feminine, Singular
Definition: EU Habitats Directive Annex II Species
Context: Tachybaptus ruficollis
Last Updated: 24 February 2014
English: Little Haven
Welsh: Aber Bach
Status C
Subject: Place-names
Part of speech: Proper noun
Context: In Pembrokeshire
Last Updated: 27 January 2010
English: Little Mill
Welsh: Little Mill
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Sir Fynwy
Last Updated: 14 August 2003
English: Little Orme
Welsh: Trwyn y Fuwch
Status C
Subject: Place-names
Last Updated: 14 January 2010
English: little tern
Welsh: môr-wennol fechan
Status C
Subject: Animals
Part of speech: Noun, Feminine, Singular
Definition: EU Habitats Directive Annex II Species
Context: Sterna albifrons
Last Updated: 24 February 2014
English: littoral
Welsh: glan y môr
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last Updated: 13 December 2011
English: littoral biogenic reef
Welsh: riff biogenig morlannol
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Littoral sediment includes habitats of shingle (mobile cobbles and pebbles), gravel, sand and mud or any combination of these which occur in the intertidal zone. The Littoral Biogenic Reef habitat complex contains two biotope complexes (littoral Sabellaria reefs, and mixed sediment shores with mussels), encompassing the littoral biotope dominated by the honeycomb worm Sabellaria alveolata, and littoral Mytilus edulis- dominated communities.
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. LS.LBR. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “intertidal biogenic reef” yw’r term cyfatebol.
Last Updated: 12 October 2016
English: littoral coarse sediment
Welsh: gwaddod bras morlannol
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Littoral sediment includes habitats of shingle (mobile cobbles and pebbles), gravel, sand and mud or any combination of these which occur in the intertidal zone. Littoral coarse sediments include shores of mobile pebbles, cobbles and gravel, sometimes with varying amounts of coarse sand.
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. LS.LCS. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “intertidal coarse sediment” yw’r term cyfatebol.
Last Updated: 12 October 2016
English: littoral macrophyte-dominated sediment
Welsh: gwaddod morlannol lle mae macroffytau yn drech
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Littoral sediment includes habitats of shingle (mobile cobbles and pebbles), gravel, sand and mud or any combination of these which occur in the intertidal zone. Shores comprising clean sands (coarse, medium or fine-grained) and muddy sands with up to 25% silt and clay fraction.
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. LS.LMp. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “littoral seagrass beds” yw’r term cyfatebol.
Last Updated: 12 October 2016
English: littoral mixed sediment
Welsh: gwaddod cymysg morlannol
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Littoral sediment includes habitats of shingle (mobile cobbles and pebbles), gravel, sand and mud or any combination of these which occur in the intertidal zone. Shores of mixed sediments ranging from muds with gravel and sand components to mixed sediments with pebbles, gravels, sands and mud in more even proportions.
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. LS.LMx. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “intertidal mixed sediment” yw’r term cyfatebol.
Last Updated: 12 October 2016
English: littoral mud
Welsh: llaid morlannol
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Littoral sediment includes habitats of shingle (mobile cobbles and pebbles), gravel, sand and mud or any combination of these which occur in the intertidal zone. Shores of fine particulate sediment, mostly in the silt and clay fraction (particle size less than 0.063 mm in diameter), though sandy mud may contain up to 40% sand (mostly very fine and fine sand).
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. LS.LMu. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “intertidal mud” yw’r term cyfatebol.
Last Updated: 12 October 2016
English: littoral sand
Welsh: tywod morlannol
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Littoral sediment includes habitats of shingle (mobile cobbles and pebbles), gravel, sand and mud or any combination of these which occur in the intertidal zone. Shores comprising clean sands (coarse, medium or fine-grained) and muddy sands with up to 25% silt and clay fraction.
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. LS.LSa. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “intertidal sand” yw’r term cyfatebol.
Last Updated: 12 October 2016
English: Live Animals Other Than Seafood
Welsh: Anifeiliaid Byw Ac Eithrio Bwyd Môr
Status B
Subject: Food
Part of speech: Proper noun
Notes: Categori cynnyrch yn y Dosbarthiad Safonol Masnach Ryngwladol (SITC).
Last Updated: 7 May 2025
English: live attenuated influenza vaccine
Welsh: brechlyn ffliw gwanedig byw
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: brechlynnau ffliw gwanedig byw
Last Updated: 6 March 2025
English: live attenuated quadrivalent influenza vaccine
Welsh: brechlyn ffliw pedwarfalent gwanedig byw
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: brechlynnau ffliw pedwarfalent gwanedig byw
Context: LAIV (brechlyn ffliw pedwarfalent gwanedig byw) yw'r brechlyn sy'n cael ei argymell i'w ddefnyddio gyda phob plentyn cymwys 2-17 oed, oni bai eu bod wedi cael eu cynghori i beidio â'i ddefnyddio.
Last Updated: 6 March 2025
English: live attenuated vaccine
Welsh: brechlyn gwanedig byw
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: brechlynnau gwanedig byw
Definition: Brechlyn sy’n cynnwys fersiwn fyw sydd wedi ei wanhau ar y feirws neu facteria y dymunir meithrin ymwrthedd iddo, er mwyn ysgogi ymateb imiwnedd cryf ond heb beri salwch difrifol.
Notes: Cymharer â non-live vaccine / brechlyn anfyw ac inactivated vaccine / brechlyn wedi’i anactifadu.
Last Updated: 6 March 2025
English: live birth
Welsh: genedigaeth fyw
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last Updated: 6 April 2004
English: live captioning
Welsh: sgrindeitlo byw
Status A
Subject: Health
Part of speech: Verb
Context: At a meeting, conference etc
Last Updated: 15 July 2013
English: live capture
Welsh: dal yn fyw
Status A
Subject: Environment
Part of speech: Verb
Definition: Capture an animal without killing it.
Last Updated: 4 December 2012
English: lived experience
Welsh: profiad bywyd
Status B
Subject: Community development
Part of speech: Noun, Masculine, Singular
Plural: profiadau bywyd
Definition: Gwybodaeth bersonol am y byd, sydd wedi'i ennill drwy ymwneud uniongyrchol â bywyd bob dydd yn hytrach na thrwy gynrychioliadau a grewyd gan bobl eraill.
Last Updated: 25 March 2021