TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: fforymau trafod
English: discussion forums
Status B
Subject: General
Part of speech: Noun, Plural
Last updated: 25 November 2004
Welsh: ffos
English: flume
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 28 February 2012
Welsh: ffos
English: moat
Status A
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Plural: ffosydd
Definition: A moat is a deep, broad ditch, either dry or filled with water, that is dug and surrounds a castle, fortification, building or town, historically to provide it with a preliminary line of defence
Last updated: 4 June 2018
Welsh: ffos
English: trench
Status A
Subject: Planning
Part of speech: Noun, Feminine, Singular
Plural: ffosydd
Context: Ystyr “gweithrediad perthnasol” yw unrhyw waith adeiladu wrth godi adeilad, unrhyw waith i ddymchwel adeilad, cloddio ffos a fydd yn cynnwys sylfeini ar gyfer adeilad, gosod prif bibell neu bibell danddaear i sylfeini adeilad, neu i ffos a fydd yn cynnwys sylfeini ar gyfer adeilad.
Last updated: 30 April 2024
Welsh: ffosffad
English: phosphate
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 17 October 2005
Welsh: ffosffad y graig
English: rock phosphate
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 3 October 2003
Welsh: ffosfforws
English: phosphorus
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: P
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last updated: 18 June 2025
Welsh: ffosfforws
English: phosphorous
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 11 July 2019
Welsh: ffosileiddio
English: fossilisation
Status A
Subject: Environment
Part of speech: Verb
Last updated: 12 December 2013
Welsh: ffosydd fferm
English: field ditches
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last updated: 25 June 2007
Welsh: ffosydd gollwng
English: outfall ditches
Status C
Subject: Law
Part of speech: Noun, Plural
Last updated: 30 March 2005
Welsh: ffos ymdreiddio
English: infiltration trench
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: in the context of drainage systems
Last updated: 23 September 2004
Welsh: ffoto-ddelweddu
English: photo imaging
Status C
Subject: ICT
Part of speech: Verb
Last updated: 9 October 2007
Welsh: Ffoto-ddelweddu ar gyfer Ffotograffwyr Staff
English: Photo Imaging for Staff Photographers
Status A
Subject: Education
Part of speech: Verb
Context: Apprenticeship learning pathway.
Last updated: 31 October 2012
Welsh: ffotofoltaidd
English: photovoltaic
Status B
Subject: Environment
Part of speech: Adjective
Last updated: 24 September 2025
Welsh: ffotofoltegyn
English: photovoltaic
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: ffotofoltegion
Definition: Dyfais ffotofoltaidd, yn enwedig cell solar.
Notes: Yn y lluosog y gwelir y term hwn gan amlaf. Byddai 'dyfais ffotofoltaidd' yn gallu bod yn addas hefyd.
Last updated: 16 November 2023
Welsh: ffotograffau o’r awyr
English: aerial photography
Status B
Subject: Finance and statistics
Part of speech: Noun, Plural
Definition: Casgliad o ffotograffau o wrthrychau a/neu ardaloedd ar y ddaear, a dynnwyd o awyren neu gerbyd awyr arall.
Last updated: 9 September 2025
Welsh: ffotograff â geotag
English: geo-tagged photograph
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: ffotograffau â geotag
Definition: A geotagged photograph is a photograph which is associated with a geographical location by geotagging. Usually this is done by assigning at least a latitude and longitude to the image, and optionally altitude, compass bearing and other fields may also be included.
Context: Digon o ffotograffau â geotag o bob rhan o’r safle plannu newydd i ddangos nad yw’n gynefin â blaenoriaeth.
Last updated: 8 February 2016
Welsh: ffotograffiaeth
English: photography
Status A
Subject: General
Part of speech: Noun, Feminine, Singular
Last updated: 14 November 2007
Welsh: ffotograffiaeth a phrosesu ffotograffig
English: photography and photographic processing
Status C
Subject: General
Last updated: 11 September 2007
Welsh: ffotograffiaeth o’r awyr
English: aerial photography
Status B
Subject: Finance and statistics
Part of speech: Noun, Feminine, Singular
Definition: Y weithred o dynnu ffotograffau o wrthrych neu ardal ar y ddaear o awyren neu gerbyd awyr arall.
Last updated: 9 September 2025
Welsh: ffotograffiaeth retinol
English: retinal photography
Status A
Subject: Health
Part of speech: Noun, Feminine, Singular
Last updated: 25 November 2022
Welsh: ffotograff o'r awyr
English: aerial photograph
Status A
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Context: Taken with a camera.
Last updated: 1 October 2013
Welsh: ffotograffydd meddygol
English: medical photographer
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 5 September 2005
Welsh: ffotogyfosodiad
English: photomontage
Status A
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Last updated: 29 April 2014
Welsh: ffototherapi
English: phototherapy
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 December 2010
Welsh: ffoto-ymoleuedd
English: photoluminescence
Status B
Subject: Economic development
Part of speech: Noun, Masculine, Singular
Definition: Luminescence caused by visible light or by infrared or ultraviolet radiation.
Last updated: 16 March 2017
Welsh: ffoto-ymoleuol
English: photoluminescent
Status B
Subject: Economic development
Part of speech: Adjective
Last updated: 16 March 2017
Welsh: ffowlyn domestig
English: domestic fowl
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: ffowls domestig
Last updated: 7 January 2025
Welsh: ffowlyn heb ei lanhau
English: undressed chicken
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 20 January 2006
Welsh: ffowlyn wedi'i lanhau
English: dressed chicken
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 20 January 2006
Welsh: FFP3
English: FFP3
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Categori o fasg wyneb ar gyfer staff meddygol, sy'n rhoi amddiffyniad rhag gronynnau a dafnau hylifol yn yr aer.
Notes: Mae FFP yn fyrfodd am Filtering Facepiece. Ceir categorïau FFP1 ac FFP2 hefyd. FFP3 sy'n rhoi'r amddiffyniad mwyaf.
Last updated: 5 June 2020
Welsh: ffracio
English: fracking
Status A
Subject: Environment
Part of speech: Verb
Definition: hydraulic fracturing
Context: Techneg ddrilio.
Last updated: 10 October 2013
Welsh: ffracsiwn
English: fraction
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: ffracsiwn bondrwm
English: proper fraction
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Context: A fraction with a numerator smaller than the denominator.
Last updated: 17 May 2011
Welsh: ffracsiwn degol
English: decimal fraction
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Last updated: 17 May 2011
Welsh: ffracsiwn hylifol
English: liquid fraction
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: ffracsiynau hylifol
Definition: Y gyfran honno o slyri sy'n hylif.
Context: Rhaid i’r broses o wahanu slyri i’w ffracsiynau solet a hylifol gael ei chyflawni’n fecanyddol neu ar wyneb anhydraidd lle mae’r ffracsiwn hylifol yn draenio i mewn i gynhwysydd addas.
Last updated: 1 October 2020
Welsh: ffracsiwn pendrwm
English: improper fraction
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Context: A fraction whose numerator is larger than the denominator.
Last updated: 17 May 2011
Welsh: ffracsiwn solet
English: solid fraction
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Plural: ffracsiynau solet
Definition: Y gyfran honno o slyri sy'n ddeunydd sych, er enghraifft tail, gwellt.
Last updated: 1 October 2020
Welsh: ffracsiynau
English: fractions
Status C
Subject: Finance and statistics
Part of speech: Noun, Plural
Last updated: 17 May 2011
Welsh: ffracsiynau rhannol
English: partial fractions
Status C
Subject: Finance and statistics
Part of speech: Noun, Plural
Last updated: 17 May 2011
Welsh: ffracsiynu
English: fractionation
Status B
Subject: Environment
Part of speech: Verb
Definition: Proses wyddonol o wahanu cymysgedd yn sylweddau gwahanol.
Last updated: 11 February 2021
Welsh: ffractiwn cyffredin
English: vulgar fraction
Status C
Subject: Finance and statistics
Part of speech: Noun, Masculine, Singular
Context: also called "common fraction"
Last updated: 17 May 2011
Welsh: Ffrainc
English: France
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: ffram fag
English: brood comb
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Context: bee-keeping
Last updated: 27 February 2012
Welsh: fframgipiwr
English: frame grabber
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last updated: 19 July 2005
Welsh: fframiau haearn gosodedig
English: fixed iron frames
Status C
Subject: Planning
Part of speech: Noun, Plural
Last updated: 17 October 2005
Welsh: Fframio'r Dyfodol
English: Framing the Future
Status C
Subject: Social services
Definition: Teitl cynhadledd.
Last updated: 17 April 2008
Welsh: fframset
English: frameset
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last updated: 19 July 2005
Welsh: fframset newydd
English: new frameset
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last updated: 19 July 2005