TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: genweirwyr
English: anglers
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Last updated: 29 November 2005
Welsh: genws
English: genus
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 7 September 2004
Welsh: genyn
English: gene
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 29 July 2003
Welsh: genyn amlen
English: envelope gene
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: genynnau amlen
Last updated: 22 July 2020
Welsh: genynnau
English: genes
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last updated: 29 July 2003
Welsh: genynnau swyddogaeth
English: functional genes
Status B
Subject: Agriculture
Part of speech: Noun, Plural
Definition: Genynnau y priodolir swyddogaethau penodol iddynt - e.e. buwch laethog.
Last updated: 30 July 2003
Welsh: geoamrywiaeth
English: geodiversity
Status A
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Amrywiaeth y creigiau, ffosiliau, mwynau, prosesau naturiol, tirffurfiau a phriddoedd sydd o dan y tirwedd ac sy’n pennu ei chymeriad.
Context: Geoamrywiaeth yw amrywiaeth y creigiau, ffosiliau, mwynau, prosesau naturiol, tirffurfiau a phriddoedd sydd o dan ein tirwedd ac sy’n pennu ei chymeriad ac mae’n cynnal y ddarpariaeth o nifer o wasanaethau ecosystem.
Last updated: 6 June 2019
Welsh: geobeirianneg
English: geo-engineering
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 19 May 2022
Welsh: GeoConservation UK
English: GeoConservation UK
Status C
Subject: Environment
Part of speech: Proper noun
Last updated: 17 June 2014
Welsh: geofatiau
English: geomatting
Status B
Subject: Planning
Part of speech: Noun, Plural
Notes: Technoleg a ddefnyddir yng nghyd-destun tomenni glo.
Last updated: 19 May 2022
Welsh: geogelcio
English: geo-caching
Status C
Subject: Environment
Part of speech: Verb
Definition: Geocaching is an outdoor recreational activity, in which participants use a Global Positioning System (GPS) receiver or mobile device and other navigational techniques to hide and seek containers, called "geocaches" or "caches", anywhere in the world.
Last updated: 9 February 2016
Welsh: geohidlydd
English: geofilter
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Plural: geohidlyddion
Definition: Geofilters are special overlays that communicate the “where and when” of a Snap in a fun way, whether you're sending it to a friend or adding it to your Story.
Context: Mae Croeso Cymru hefyd yn creu geohidlyddion er mwyn annog defnyddwyr i rannu eu lluniau.
Notes: Cyfleuster yn Snapchat.
Last updated: 25 July 2017
Welsh: geometreg y ffordd
English: road geometry
Status C
Subject: Transport
Part of speech: Noun, Feminine, Singular
Last updated: 9 December 2004
Welsh: geomorffoleg
English: geomorphology
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 20 September 2005
Welsh: geo-ofodol
English: geospatial
Status C
Subject: Planning
Part of speech: Adjective
Context: Roedd y rheini a oedd yn bresennol yn cymeradwyo ein cynlluniau i drawsnewid Lle, ein platfform data geo-ofodol, yn Fap Data Cymru.
Last updated: 19 December 2019
Welsh: GeoParc
English: GeoPark
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: GeoParciau
Definition: Ardal gydnabyddedig sy’n arddangos nodweddion daearegol unigryw ac yn hyrwyddo eu dealltwriaeth, eu cadwraeth a’u mwynhad drwy addysg a thwristiaeth.
Last updated: 31 October 2025
Welsh: Geoparc Byd-eang GeoMôn
English: GeoMôn Global Geopark
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 31 October 2025
Welsh: GeoParc Calon Cymru
English: Heart of Wales GeoPark
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 31 October 2025
Welsh: Geoparc Ewropeaidd
English: European Geopark
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 19 September 2008
Welsh: Georgetown
English: Georgetown
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol ym Mwrdeistref Sirol Blaenau Gwent. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Bwrdeistref Sirol Blaenau Gwent (Trefniadau Etholiadol) 2021.
Last updated: 17 August 2022
Welsh: Georgia
English: Georgia
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: georwystro
English: geoblocking
Status B
Subject: ICT
Part of speech: Verb
Definition: Technoleg sy'n cyfyngu ar ddefnydd unigolyn o'r rhyngrwyd, ar sail lleoliad daearyddol yr unigolyn hwnnw.
Last updated: 4 April 2019
Welsh: GeoTIFF a Optimeiddiwyd ar gyfer y Cwmwl
English: Cloud Optimized GeoTIFF
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 April 2023
Welsh: GeoTIFF a Optimeiddiwyd ar gyfer y Cwmwl
English: COG
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Notes: Dyma'r acronym Saesneg a ddefnyddir am Cloud Optimized GeoTIFF.
Last updated: 19 April 2023
Welsh: gercynau
English: gherkins
Status C
Subject: Food
Part of speech: Noun, Plural
Last updated: 31 March 2009
Welsh: Gerddi Aberglasne
English: Aberglasney Gardens
Status C
Subject: Place-names
Part of speech: Noun, Plural
Definition: Carmarthenshire
Last updated: 22 September 2006
Welsh: Gerddi Alexandra
English: Alexandra Park
Status C
Subject: Place-names
Part of speech: Noun, Plural
Context: Cardiff
Last updated: 29 June 2012
Welsh: Gerddi Alexandra
English: Alexandra Gardens
Status A
Subject: Place-names
Part of speech: Proper noun, Plural
Notes: Caerdydd
Last updated: 4 June 2018
Welsh: gerddi cae
English: field gardens
Status C
Subject: Law
Part of speech: Noun, Plural
Last updated: 10 December 2004
Welsh: gerddi cymunedol
English: community gardens
Status C
Subject: Community development
Part of speech: Noun, Plural
Last updated: 14 November 2007
Welsh: gerddi cymunol
English: communal gardens
Status C
Subject: Housing
Part of speech: Noun, Plural
Last updated: 26 May 2010
Welsh: gerddi hamdden
English: leisure gardens
Status C
Subject: Tourism and leisure
Part of speech: Noun, Plural
Last updated: 23 July 2003
Welsh: Gerddi Sophia
English: Sophia Gardens
Status C
Subject: Place-names
Part of speech: Proper noun
Last updated: 2 July 2008
Welsh: gerio
English: gearing
Status C
Subject: Finance and statistics
Part of speech: Verb
Definition: yng nghyd-destun cyllid / trethu
Last updated: 23 June 2004
Welsh: Gerlan
English: Gerlan
Status A
Subject: Place-names
Part of speech: Proper noun
Notes: Ward etholiadol yn Sir Gwynedd. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Gwynedd (Trefniadau Etholiadol) 2021.
Last updated: 17 August 2022
Welsh: germaniwm
English: germanium
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Ge
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last updated: 18 June 2025
Welsh: Germau. Allan mewn eiliad, o'n cwmpas am oriau.
English: Germs. Out in a second, around for hours.
Status A
Subject: Health
Definition: Llinell ar boster ffliw moch.
Context: Swine flu poster strapline.
Last updated: 16 September 2009
Welsh: gewyn
English: sinew
Status C
Subject: Food
Part of speech: Noun, Masculine, Singular
Last updated: 9 October 2008
Welsh: gewyn
English: sinew
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Context: Lluosog: gewynnau.
Last updated: 14 August 2013
Welsh: gewynnau
English: sinews
Status C
Subject: Food
Part of speech: Noun, Plural
Last updated: 9 October 2008
Welsh: GFU
English: UMS
Status A
Subject: Education
Part of speech: Noun, Feminine, Singular
Definition: uniform mark scale
Last updated: 2 July 2014
Welsh: Ghana
English: Ghana
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: Ghanaidd
English: Ghanaian
Status C
Subject: Personnel
Part of speech: Adjective
Last updated: 22 June 2007
Welsh: giardiau (ar) ffenestri
English: window guards
Status C
Subject: Estates and Cadw
Part of speech: Noun, Plural
Last updated: 5 December 2011
Welsh: giardiau olwynion
English: mudguards
Status C
Subject: Transport
Part of speech: Noun, Plural
Last updated: 25 July 2005
Welsh: giard llygod
English: mouse guard
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Context: Yng nghyd-destun gwenyna.
Last updated: 21 July 2010
Welsh: giard pibau
English: pipe guard
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 28 August 2012
Welsh: Gibbonsdown
English: Gibbonsdown
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Bro Morgannwg
Last updated: 14 August 2003
Welsh: Gibbonsdown
English: Gibbonsdown
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: Gibraltar
English: Gibraltar
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