TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: RSPB
English: RSPB
Status A
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 8 December 2022
Welsh: RSPCA
English: RSPCA
Status A
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: Royal Society for the Prevention of Cruelty to Animals
Last updated: 18 February 2005
Welsh: RSS
English: RSS
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Rural Stress Scheme
Last updated: 7 October 2004
Welsh: RSVP
English: RSVP
Status B
Subject: Personnel
Part of speech: Verb
Notes: Gall fod yn addas defnyddio'r ymadrodd Cymraeg "Ateber erbyn" hefyd.
Last updated: 26 May 2024
Welsh: RSVP
English: RSVP
Status A
Subject: Social services
Part of speech: Noun, Feminine, Singular
Definition: Retired and Senior Volunteer Programme
Last updated: 24 November 2003
Welsh: RT
English: RT
Status A
Subject: ICT
Part of speech: Verb
Definition: re-tweet
Context: Defnyddir "AD" ac "Ail-drydarwch" hefyd.
Last updated: 3 December 2012
Welsh: Rt
English: Rt
Status A
Subject: Health
Definition: Ym maes epidemioleg, dynodiad gwyddonol y gyfradd y mae clefyd yn cael ei drosglwyddo arni o fewn poblogaeth (R) dros amser (t).
Notes: Gweler y cofnod am R value / gwerth R yn TermCymru.
Last updated: 13 July 2020
Welsh: RTEF
English: RTEF
Status A
Subject: Tourism and leisure
Part of speech: Noun, Feminine, Singular
Notes: Dyma'r acronym ar gyfer y Regional Tourism Engagement Fund / Cronfa Ymgysylltu Twristiaeth Ranbarthol.
Last updated: 14 September 2016
Welsh: Rudbaxton a Spittal
English: Rudbaxton and Spittal
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Sir Benfro. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Benfro (Trefniadau Etholiadol) 2021.
Last updated: 17 August 2022
Welsh: Réunion
English: Réunion
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
Welsh: rutherfordiwm
English: rutherfordium
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Rf
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last updated: 18 June 2025
Welsh: Rutland
English: Rutland
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Enw sir yn Lloegr. Safonwyd y ffurf hon gan Banel Safoni Enwau Lleoedd Comisiynydd y Gymraeg fel rhan o restr o siroedd Lloegr. Am ragor o wybodaeth am y prosiect safoni hwn, gweler gwefan Comisiynydd y Gymraeg.
Last updated: 17 June 2025
Welsh: ruw'r geifr
English: goat's rue
Status A
Subject: Plants
Part of speech: Noun, Masculine, Singular
Definition: Galega officinalis
Last updated: 12 November 2024
Welsh: Rwanda
English: Rwanda
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
Welsh: rwbel
English: rubble stone
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Definition: Irregularly shaped, rough textured stone.
Last updated: 1 November 2010
Welsh: rwbela
English: rubella
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Context: Also known as "German measles".
Last updated: 8 November 2004
Welsh: rwbidiwm
English: rubidium
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Rb
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last updated: 18 June 2025
Welsh: rwden/sweden
English: swede
Status B
Subject: Food
Part of speech: Noun, Feminine, Singular
Definition: vegetable
Context: Defnyddir termau gwahanol yn ne a gogledd Cymru.
Last updated: 14 August 2003
Welsh: Rwmanaidd
English: Romanian
Status C
Subject: Personnel
Part of speech: Adjective
Context: A person from Romania.
Last updated: 5 July 2010
Welsh: Rwmaneg
English: Romanian
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Context: The Romanian language.
Last updated: 5 July 2010
Welsh: Rwmania
English: Romania
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
Welsh: Rwseg
English: Russian
Status C
Subject: Culture and the arts
Part of speech: Noun, Feminine, Singular
Definition: language
Last updated: 20 September 2005
Welsh: Rwsia
English: Russia
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
Welsh: Rwsiaidd
English: Russian
Status C
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Last updated: 9 July 2008
Welsh: rwtheniwm
English: ruthenium
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Ru
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last updated: 18 June 2025
Welsh: Rwy'n Gall am y Môr
English: I'm Sea Smart
Status C
Subject: Tourism and leisure
Part of speech: Neutral
Last updated: 11 June 2007
Welsh: Rydych chi yma
English: You are here
Status C
Subject: Place-names
Last updated: 28 September 2005
Welsh: Rydym yn Dysgu Sut Mae ...
English: We are Learning To ...
Status A
Part of speech: Verb
Definition: WALT
Last updated: 2 July 2014
Welsh: Rydym yn Dysgu Sut Mae ...
English: WALT
Status A
Subject: Education
Part of speech: Verb
Definition: We Are Learning To ...
Last updated: 2 July 2014
Welsh: rygbi cadair olwyn
English: wheelchair rugby
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last updated: 14 September 2012
Welsh: Rygbi'r Gynghrair Super League Betfred
English: Betfred Super League Rugby Football League
Status B
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Notes: Betfred yw noddwyr 2020
Last updated: 2 July 2020
Welsh: rygbi saith-bob-ochr
English: rugby sevens
Status C
Subject: Tourism and leisure
Part of speech: Noun, Masculine, Singular
Last updated: 27 January 2010
Welsh: Ryseitiau Celtaidd
English: Celtic Recipes
Status C
Subject: Food
Part of speech: Noun, Plural
Definition: A marketing training programme for Irish and Welsh businesses in the food and drink sector.
Last updated: 17 April 2008
Welsh: Ryseitiau pysgod a physgod cregyn lleol o safon
English: Great Welsh fish and shellfish
Status A
Subject: Food
Definition: A cookery book title.
Last updated: 25 March 2010
Welsh: s2s
English: s2s
Status A
Subject: Education
Part of speech: Proper noun
Definition: Secure transfer site for pupil information.
Context: School to School
Last updated: 23 September 2004
Welsh: S4C
English: S4C
Status A
Subject: ICT
Part of speech: Noun, Feminine, Singular
Definition: Sianel Pedwar Cymru
Last updated: 22 May 2003
Welsh: SA1 Glannau Abertawe
English: SA1 Swansea Waterfront
Status A
Subject: Place-names
Part of speech: Neutral
Last updated: 18 January 2005
Welsh: SA1glannauabertawe.com
English: SA1swanseawaterfront.com
Status C
Subject: Tourism and leisure
Last updated: 11 July 2008
Welsh: SA1 y Glannau
English: SA1 Waterfront
Status A
Subject: Place-names
Part of speech: Neutral
Definition: Swansea
Last updated: 18 January 2005
Welsh: SAB
English: FEIs
Status C
Subject: Education
Part of speech: Noun, Plural
Definition: Further Education Institutions
Last updated: 15 March 2004
Welsh: SABINA
English: SABINA
Status C
Subject: Economic development
Definition: Sustainable Business in Action - a waste minimisation project based around the Severn Estuary.
Last updated: 7 October 2004
Welsh: SAC
English: QTS
Status C
Subject: Education
Part of speech: Noun, Masculine, Singular
Definition: Qualified Teacher Status
Last updated: 24 February 2003
Welsh: SACDA
English: DECLO
Status B
Subject: Education
Part of speech: Noun, Masculine, Singular
Context: Mae i “Swyddog Arweiniol Clinigol Dynodedig Addysg (“SACDA”)” yr ystyr a roddir gan adran 61 o’r Ddeddf, sef swyddog i fod yn gyfrifol am gydlynu swyddogaethau’r Bwrdd mewn perthynas â phlant a phobl ifanc ag ADY.
Notes: Dyma'r acronymau a ddefnyddir am Designated Education Clinical Lead Officer / Swyddog Arweiniol Clinigol Dynodedig Addysg.
Last updated: 23 April 2020
Welsh: sachau cysgu
English: sleeping bags
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Last updated: 14 November 2007
Welsh: sach hesian
English: hessian sack
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 4 December 2012
Welsh: sacrwm
English: sacrum
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Triangular bone at base of spine.
Last updated: 13 September 2007
Welsh: SAD
English: SAD
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: seasonal affective disorder
Last updated: 22 September 2006
Welsh: sad
English: stable
Status B
Subject: ICT
Part of speech: Adjective
Last updated: 19 July 2005
Welsh: sadrwydd
English: stability
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 16 July 2024
Welsh: saer maen
English: mason
Status C
Subject: Estates and Cadw
Part of speech: Noun, Masculine, Singular
Last updated: 22 May 2006