TermCymru

Results are displayed in Welsh alphabetical order A-Y

Welsh: Adfywio ein Cymunedau Mwyaf Difreintiedig

English: Regenerating Our Most Disadvantaged Communities

Status A

Subject: Economic development

Part of speech: Verb

Definition: Consultation Paper. Published 2000

Last updated: 19 August 2002

Welsh: Amddiffyn babanod rhag TB: BCG a'ch babi: imiwneiddio: y ffordd fwyaf diogel o amddiffyn eich plentyn

English: Protecting babies against TB: BCG and your baby: immunisation: the safest way to protect your child

Status A

Subject: Health

Part of speech: Noun, Feminine, Singular

Definition: Dogfen y Cynulliad 2004

Last updated: 4 June 2004

Welsh: arwynebedd cymwys mwyaf

English: maximum eligible area

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: Yr arwynebedd mwyaf yn y cae sy’n gymwys am y Taliad Sylfaenol, ar ôl tynnu arwynebedd yr holl nodweddion anghymwys o arwynebedd yr holl gae.

Context: Yng nghyd-destun y Taliad Sylfaenol i ffermwyr.

Last updated: 5 March 2015

Welsh: Caerdydd Fwyaf

English: Greater Cardiff

Status A

Subject: Place-names

Part of speech: Proper noun, Feminine, Singular

Last updated: 9 June 2014

Welsh: cragen foch fwyaf

English: edible whelk

Status B

Subject: Animals

Part of speech: Noun, Feminine, Singular

Definition: Buccinum undatum

Context: All species of Buccinum.

Last updated: 5 February 2004

Welsh: cragen forwyn fwyaf

English: hard shell clam

Status A

Subject: Animals

Part of speech: Noun, Feminine, Singular

Definition: Venus verrucosa

Last updated: 11 April 2013

Welsh: cyfryngau teithio mwyaf addas

English: appropriate modal solutions

Status C

Subject: Finance and statistics

Part of speech: Noun, Plural

Last updated: 6 April 2011

Welsh: cynllun datblygu Llundain Fwyaf

English: Greater London development plan

Status C

Subject: Planning

Part of speech: Noun, Masculine, Singular

Last updated: 23 July 2003

Welsh: Cynnyrch Cynaliadawy Mwyaf

English: Maximum Sustainable Yield

Status A

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: Y ddalfa flynyddol fwyaf posibl o rywogaeth benodol o bysgod y gellir ei chynnal dros amser, drwy gadw'r stoc ar y lefel sy'n cynnal y twf mwyaf posibl. Dyma'r cyflwr damcaniaethol o gytbwysedd rhwng poblogaeth y rhywogaeth, a'r gweithgaredd pysgota.

Last updated: 28 February 2019

Welsh: cynnyrch cynaliadwy mwyaf

English: maximum sustainable yield

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Context: Yng nghyd-destun pysgodfeydd

Last updated: 26 June 2012

Welsh: Dalfa Fwyaf a Ganiateir

English: Total Allowable Catch

Status A

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Plural: Dalfeydd Mwyaf a Ganiateir

Definition: Cyfanswm y pysgod y caniateir eu dal o stoc benodol dros gyfnod penodol o amser.

Last updated: 28 February 2019

Welsh: darparwr mwyaf addas

English: most suitable provider

Status B

Subject: Law

Part of speech: Noun, Masculine, Singular

Plural: darparwyr mwyaf addas

Notes: Term o faes caffael.

Last updated: 14 August 2024

Welsh: Deddf Awdurdod Llundain Fwyaf 1999

English: The Greater London Authority Act 1999

Status B

Subject: Titles of legislation

Part of speech: Noun, Feminine, Singular

Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.

Last updated: 19 February 2019

Welsh: Deddf Cadarnhau Gorchymyn Dros Dro y Weinyddiaeth Dai a Llywodraeth Leol (Parciau a Mannau Agored Llundain Fwyaf) 1967

English: Ministry of Housing and Local Government Provisional Order Confirmation (Greater London Parks and Open Spaces) Act 1967

Status C

Subject: Local government

Part of speech: Noun, Feminine, Singular

Last updated: 27 February 2006

Welsh: De-ddwyrain Lloegr Fwyaf

English: Greater South East of England

Status C

Subject: Place-names

Part of speech: Proper noun

Definition: Llundain, De-ddwyrain Lloegr a Dwyrain Lloegr

Last updated: 19 May 2005

Welsh: egwyddor y pwys mwyaf

English: paramountcy principle

Status A

Subject: Law

Part of speech: Noun, Feminine, Singular

Definition: The child's welfare shall be the court's paramount consideration. (Children Act 1989)

Last updated: 24 March 2014

Welsh: Gorchymyn Gweithrediadau Pysgota Môr (Maint Mwyaf Cychod) (Cymru) 2012

English: Sea Fishing Operations (Maximum Boat Size) (Wales) Order 2012

Status A

Subject: Titles of legislation

Part of speech: Proper noun, Masculine, Singular

Last updated: 24 September 2012

Welsh: gwarchod y rhai sydd fwyaf agored i niwed

English: shielding the most vulnerable

Status A

Subject: Health

Part of speech: Verb

Notes: Yng nghyd-destun COVID-19.

Last updated: 16 April 2020

Welsh: Gwent Fwyaf

English: Greater Gwent

Status C

Subject: Place-names

Part of speech: Proper noun

Last updated: 25 February 2003

Welsh: Gwlad a Ffefrir Fwyaf

English: Most Favoured Nation

Status A

Subject: Economic development

Part of speech: Noun, Feminine, Singular

Definition: Yng nghyd-destun Sefydliad Masnach y Byd, yr egwyddor y bydd pob aelod yn trin yr aelodau eraill yn unfath. Bydd pob aelod yn trin yr aelodau eraill fel pe baen nhw yn bartneriaid masnachu sy'n derbyn eu telerau gorau. Os yw gwlad yn gwella'r telerau a roddir i un partner masnachu, rhaid i'r wlad honno estyn yr un telerau 'gorau' hynny i holl aelodau eraill Sefydliad Masnach y Byd.

Last updated: 10 June 2021

Welsh: Gwlad a Ffefrir Fwyaf

English: MFN

Status A

Subject: Economic development

Part of speech: Noun, Feminine, Singular

Plural: 0

Notes: Dyma'r acronym Saesneg a ddefnyddir am Most Favoured Nation.

Last updated: 10 June 2021

Welsh: Gwneud y Mwyaf o’r Sector Tai Rhent Preifat yng Nghymru

English: Making the most of the private rented sector

Status C

Subject: Housing

Part of speech: Noun, Masculine, Singular

Definition: Ymchwiliad gan y Pwyllgor Cymunedau a Diwylliant.

Last updated: 7 December 2011

Welsh: gwylan gefnddu fwyaf

English: greater black-backed gull

Status C

Subject: Environment

Part of speech: Noun, Feminine, Singular

Last updated: 4 August 2004

Welsh: gwylan gefnddu fwyaf

English: great black-backed gull

Status C

Subject: Birds

Part of speech: Noun, Feminine, Singular

Plural: gwylanod cefnddu mwyaf

Last updated: 5 February 2025

Welsh: gŵydd dalcenwyn fwyaf

English: greater white-fronted goose

Status C

Subject: Animals

Part of speech: Noun, Feminine, Singular

Definition: EU Habitats Directive Annex II Species

Context: Anser albifrons albifrons

Last updated: 24 February 2014

Welsh: imiwneiddio - y ffordd fwyaf diogel o amddiffyn eich plentyn drwy'i oes

English: immunisation - the safest way to protect your child for life

Status C

Subject: Social services

Part of speech: Noun, Masculine, Singular

Definition: ar gloriau taflenni sy'n sôn am frechiadau

Last updated: 18 August 2004

Welsh: imiwneiddio - y ffordd fwyaf diogel o amddiffyn iechyd eich plentyn drwy'i oes

English: immunisation - the safest way to protect your child's health for life

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: ar gloriau taflenni sy'n sôn am frechiadau

Last updated: 18 August 2004

Welsh: Llundain Fwyaf

English: Greater London

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: maint glanio mwyaf

English: maximum landing size

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: MaxLS

Last updated: 31 March 2014

Welsh: maint glanio mwyaf

English: MaxLS

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: maximum landing size

Last updated: 31 March 2014

Welsh: Manceinion Fwyaf

English: Greater Manchester

Status A

Subject: Place-names

Part of speech: Proper noun

Last updated: 17 June 2025

Welsh: morgi llusern mwyaf

English: greater lantern shark

Status B

Subject: Animals

Part of speech: Noun, Masculine, Singular

Plural: morgwn llusern mwyaf

Definition: Etmopterus princeps

Last updated: 14 March 2019

Welsh: mwyaf prin

English: sparsest

Status C

Subject: Finance and statistics

Part of speech: Adjective

Last updated: 10 October 2007

Welsh: nifer mwyaf a ganiateir

English: maximum permitted throughput

Status A

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 5 February 2013

Welsh: proses darparwr mwyaf addas

English: most suitable provider process

Status B

Subject: Law

Part of speech: Noun, Feminine, Singular

Plural: prosesau darparwr mwyaf addas

Notes: Term o faes caffael.

Last updated: 14 August 2024

Welsh: swtan barfog mwyaf

English: greater forkbeard

Status B

Subject: Animals

Part of speech: Noun, Masculine, Singular

Plural: swtanod barfog mwyaf

Definition: Phycis blennoides

Last updated: 14 March 2019

Welsh: tendr mwyaf manteisiol

English: most advantageous tender

Status B

Subject: Law

Part of speech: Noun, Masculine, Singular

Plural: tendrau mwyaf manteisiol

Context: The “most advantageous tender” is the tender that the contracting authority considers—(a) satisfies the contracting authority’s requirements, and (b) best satisfies the award criteria when assessed by reference to—(i) the assessment methodology under section 23(3)(a), and(ii) if there is more than one criterion, the relative importance of the criteria under section 23(3)(b).

Notes: Term o faes caffael. Ychwanegwyd i’r gronfa yn sgil Deddf Caffael 2023 (deddfwriaeth Llywodraeth y DU, sydd ar gael yn Saesneg yn unig) a Rheoliadau Caffael (Cymru) 2024. Daw’r frawddeg gyd-destunol Saesneg o Ddeddf Caffael 2023.

Last updated: 11 September 2024

Welsh: tendr mwyaf manteisiol

English: MAT

Status B

Subject: Law

Part of speech: Noun, Masculine, Singular

Plural: tendrau mwyaf manteisiol

Notes: Term o faes caffael. Dyma'r acronym Saesneg a ddefnyddir am most advantageous tender. Ychwanegwyd i’r gronfa yn sgil Deddf Caffael 2023 (deddfwriaeth Llywodraeth y DU, sydd ar gael yn Saesneg yn unig) a Rheoliadau Caffael (Cymru) 2024. Daw’r frawddeg gyd-destunol Saesneg o Ddeddf Caffael 2023.

Last updated: 11 September 2024

Welsh: Tendr Mwyaf Manteisiol yn Economaidd

English: Most Economically Advantageous Tender

Status C

Subject: Economic development

Part of speech: Noun, Masculine, Singular

Last updated: 29 October 2009

Welsh: Tir Gorau a Mwyaf Amlbwrpas

English: Best and Most Versatile Land

Status A

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: BMV

Last updated: 5 February 2014

Welsh: Tir Gorau a Mwyaf Amlbwrpas

English: BMV

Status A

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: Best and Most Versatile Land

Context: Agricultural Land Classification

Last updated: 5 February 2014

Welsh: ystlum pedol mwyaf

English: greater horseshoe bat

Status A

Subject: Animals

Part of speech: Noun, Masculine, Singular

Last updated: 21 February 2012

Welsh: Y Tîm Twristiaeth Mwyaf Llwyddiannus

English: Most Successful Tourism Team

Status C

Subject: Tourism and leisure

Part of speech: Proper noun, Masculine, Singular

Context: Tourism award category.

Last updated: 16 June 2014

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