TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: Sievert person y flwyddyn
English: man Sievert per year
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Yr enw llawn ar yr uned a gyfer mesur y dos cyfunol (collective dose) o ymbelydredd.
Notes: man Sv yw byrfodd yr uned.
Last updated: 23 March 2021
Welsh: siewmyn teithiol
English: trvelling show people
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Last updated: 29 October 2014
Welsh: siewmyn teithiol
English: travelling show people
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Last updated: 29 October 2014
Welsh: siffilis
English: syphilis
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 29 September 2005
Welsh: sifft
English: sift
Status C
Subject: Personnel
Part of speech: Noun, Feminine, Singular
Definition: process of appointment
Last updated: 8 December 2004
Welsh: sifftio
English: sifting
Status B
Subject: Europe
Part of speech: Verb
Notes: Mewn perthynas â'r broses hidlo y bydd y Cynulliad yn ei dilyn i ymdrin â rheoliadau y mae Llywodraeth Cymru am eu cyflwyno yn sgil Brexit.
Last updated: 13 September 2018
Welsh: SIFT
English: SIFT
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Definition: Dental Service Increment for Training
Last updated: 17 March 2003
Welsh: sigarét
English: cigarette
Status A
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 8 June 2015
Welsh: sigarét electronig
English: electronic cigarette
Status A
Subject: Health
Part of speech: Noun, Feminine, Singular
Context: Term o Fil Iechyd y Cyhoedd.
Last updated: 5 June 2015
Welsh: sigaréts
English: cigarettes
Status A
Subject: Health
Part of speech: Noun, Plural
Last updated: 8 June 2015
Welsh: sigaréts sy'n llai tebygol o achosi tân
English: Reduced Ignition Propensity (RIP) cigarettes
Status C
Subject: Fire and rescue
Part of speech: Noun, Plural
Last updated: 1 June 2012
Welsh: sigaréts sy'n llai tebygol o achosi tân
English: RIP cigarettes
Status C
Subject: Health
Part of speech: Noun, Plural
Definition: Reduced Ignition Propensity
Last updated: 1 June 2012
Welsh: siglen
English: swing
Status C
Subject: Tourism and leisure
Part of speech: Noun, Feminine, Singular
Context: In a children's playground.
Last updated: 3 August 2010
Welsh: siglen felen
English: yellow wagtail
Status A
Subject: Birds
Part of speech: Noun, Feminine, Singular
Plural: siglennod melynion
Definition: Motacilla flava flavissima
Context: * In turn, this can attract breeding birds such as redshank, lapwing, and yellow wagtail to feed. [1]
Last updated: 28 February 2024
Welsh: siglen frith
English: pied wagtail
Status A
Subject: Animals
Part of speech: Noun, Feminine, Singular
Definition: Motacilla alba yarrellii
Context: Lluosog: siglennod brith.
Last updated: 13 November 2014
Welsh: siglen lwyd
English: grey wagtail
Status A
Subject: Animals
Part of speech: Noun, Feminine, Singular
Definition: Motacilla cinerea
Context: Lluosog: siglennod llwyd.
Last updated: 13 November 2014
Welsh: siglenni
English: swings
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Context: In a children's playground.
Last updated: 3 August 2010
Welsh: sigmoidosgopi hyblyg
English: flexible sigmoidoscopy
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 5 August 2014
Welsh: signal
English: signal
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 24 September 2002
Welsh: signal ategol
English: repeater signal
Status C
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: A wayside signal which duplicates the aspects of a regular signal, and which is usually located on the left side of the track near the regular signal, so that its aspects can be seen earlier.
Last updated: 12 September 2008
Welsh: signalau
English: signals
Status C
Subject: Transport
Part of speech: Noun, Plural
Last updated: 10 January 2008
Welsh: signalau clyfar
English: intelligent signalling
Status B
Subject: Transport
Part of speech: Noun, Plural
Context: Bydd y rhain yn cynnwys signalau clyfar sy'n ymateb yn awtomatig i lif y traffig.
Last updated: 6 April 2017
Welsh: signalau lliw
English: colour light signals
Status C
Subject: Transport
Part of speech: Noun, Plural
Last updated: 5 February 2008
Welsh: signal ffonau symudol
English: mobile phone coverage
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 25 May 2012
Welsh: signal galluogi
English: enabling signal
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: signal galwadau'r grid
English: grid demand signal
Status B
Subject: Planning
Part of speech: Noun, Masculine, Singular
Plural: signalau galwadau'r grid
Last updated: 5 August 2020
Welsh: Signposts
English: Signposts
Status C
Subject: Health
Part of speech: Neutral
Definition: Canllawiau ar gynnwys y cleifion a'r cyhoedd ar gyfer cyrff yn gysylltiedig â'r GIG.
Last updated: 12 May 2006
Welsh: sigârs
English: cigars
Status C
Subject: General
Part of speech: Noun, Plural
Last updated: 31 August 2010
Welsh: Sikh
English: Sikh
Status C
Subject: Religion
Part of speech: Noun, Masculine, Singular
Context: Lluosog: Sikhiaid.
Last updated: 15 March 2006
Welsh: Sikhiaeth
English: Sikhism
Status C
Subject: Religion
Part of speech: Noun, Feminine, Singular
Last updated: 15 March 2006
Welsh: siâl
English: shale
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 5 June 2006
Welsh: sil
English: spat
Status C
Subject: Animals
Part of speech: Noun, Masculine, Singular
Definition: The spawn of shellfish; a shellfish larva.
Last updated: 25 March 2010
Welsh: sil
English: fry
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: silod
Notes: Yng nghyd-destun bywyd eog.
Last updated: 10 February 2022
Welsh: silfa
English: spawning ground
Status A
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Plural: silfeydd
Definition: Man lle mae pysgod yn bwrw wyau.
Last updated: 2 April 2025
Welsh: silff ffenestr
English: cill
Status C
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Definition: The lowest horizontal member of a timber window; also the projecting stone member on which the window sits.
Context: Ffynhonnell: Taflen wybodaeth gyhoeddus Cyngor Gwynedd.
Last updated: 23 April 2015
Welsh: silff ffenestr
English: sill
Status C
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Definition: The lowest horizontal member of a timber window; also the projecting stone member on which the window sits.
Context: Ffynhonnell: Taflen wybodaeth gyhoeddus Cyngor Gwynedd.
Last updated: 23 April 2015
Welsh: silffoedd creigiau a sgri
English: rock ledge and scree
Status B
Subject: Environment
Part of speech: Noun, Feminine, Plural
Context: Glastir
Last updated: 28 May 2012
Welsh: silff-sefydlog
English: shelf stable
Status C
Subject: Food
Part of speech: Adjective
Last updated: 7 June 2007
Welsh: Sili
English: Sully
Status C
Subject: Place-names
Part of speech: Proper noun
Last updated: 10 July 2008
Welsh: Sili
English: Sully
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Bro Morgannwg. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Bro Morgannwg (Trefniadau Etholiadol) 2021.
Last updated: 17 August 2022
Welsh: silica coloidaidd
English: colloidal silica
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Daliant o ronynnau silica (silicon deuocsid) mân, amorffaidd, anhydraidd mewn hylif.
Notes: Term a ddefnyddir yn Rheoliadau Ychwanegion Bwyd Anifeiliaid (Awdurdodiadau) (Cymru) 2022.
Last updated: 10 December 2024
Welsh: silicad
English: silicate
Status B
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 25 July 2012
Welsh: silicon
English: silicon
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Si
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last updated: 18 June 2025
Welsh: silindr
English: cylinder
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 3 October 2005
Welsh: silindrau aer cywasgedig
English: compressed air cylinders
Status C
Subject: Law
Part of speech: Noun, Plural
Last updated: 28 September 2005
Welsh: silindrau ocsigen symudol
English: ambulatory oxygen
Status C
Subject: Health
Part of speech: Noun, Plural
Last updated: 3 October 2005
Welsh: silio
English: spawn
Status C
Subject: Agriculture
Part of speech: Verb
Last updated: 29 November 2005
Welsh: silio
English: spawning
Status C
Subject: Environment
Part of speech: Verb
Last updated: 5 June 2006
Welsh: silio
English: spat
Status C
Subject: Animals
Part of speech: Verb
Definition: To spawn
Last updated: 25 March 2010
Welsh: silod mân
English: fry
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last updated: 29 July 2004