TermCymru

Results are displayed in English alphabetical order A-Z
English: member subject to recall
Welsh: aelod sy'n destun adalw
Status B
Subject: Politics
Part of speech: Noun, Masculine, Singular
Plural: aelodau sy'n destun adalw
Notes: Term sy'n deillio o Ddeddf Adalw Aelodau Seneddol 2015.
Last Updated: 4 December 2025
English: Member Support
Welsh: Staff Cymorth yr Aelodau
Status C
Subject: Personnel
Last Updated: 14 January 2003
English: membrane
Welsh: pilen
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: pilennau
Last Updated: 30 September 2021
English: meme
Welsh: memyn
Status A
Subject: ICT
Part of speech: Noun, Masculine, Singular
Definition: A unit of cultural transmission or a unit of imitation.
Context: Lluosog: memynnau.
Last Updated: 3 December 2012
English: memo
Welsh: memo
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: memo file
Welsh: ffeil memo
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: memorandum
Welsh: memorandwm
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: Memorandum of Agreement
Welsh: Memorandwm Cytundeb
Status C
Subject: Politics
Part of speech: Noun, Masculine, Singular
Last Updated: 2 December 2021
English: Memorandum of Corrections
Welsh: Memorandwm Cywiriadau
Status A
Subject: Law
Part of speech: Noun, Masculine, Singular
Plural: Memoranda Cywiriadau
Definition: memorandwm gan y pwyllgor yng Nghynullliad Cenedlaethol Cymru a graffai ar ddeddfwriaeth a nodai gywriadau yr oedd am eu gweld yn cael eu gwneud iddi
Context: mae angen diwygio’r teitl ac erthygl 1(1) a gellir cywiro’r mân wall drafftio hwn trwy Femorandwm Cywiriadau.
Last Updated: 16 November 2021
English: Memorandum of Understanding
Welsh: Memorandwm Cyd-ddealltwriaeth
Status A
Subject: Politics
Part of speech: Noun, Masculine, Singular
Definition: MOU
Last Updated: 25 November 2003
English: memory
Welsh: cof
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: memory address register
Welsh: cofrestr cofgyfeiriad
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: memory cache
Welsh: storfa cof
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: memory chip
Welsh: sglodyn cof
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: memory circle
Welsh: cofgylchred
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: memory data register
Welsh: cofrestr cofddata
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: memory expansion
Welsh: ehangiad cof
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 19 July 2005
English: memory overlay
Welsh: cofdroshaen
Status B
Subject: ICT
Part of speech: Noun, Feminine, Singular
Last Updated: 19 July 2005
English: memory stick
Welsh: cof bach
Status B
Subject: ICT
Part of speech: Noun, Masculine, Singular
Last Updated: 27 June 2007
English: MEMS
Welsh: Gwasanaethau Rheoli Offer Meddygol
Status B
Subject: Health
Part of speech: Noun, Plural
Notes: Yng nghyd-destun ysbytai a byrddau iechyd. Dyma’r acronym Saesneg a ddefnyddir am Medical Equipment Management Services.
Last Updated: 29 August 2025
English: Menai
Welsh: Menai
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
English: Menai Bridge
Welsh: Porthaethwy
Status A
Subject: Place-names
Part of speech: Proper noun
Definition: Ynys Môn
Last Updated: 14 August 2003
English: Menai Bridge Heritage Trust
Welsh: Ymddiriedolaeth Treftadaeth Porthaethwy
Status C
Subject: Estates and Cadw
Part of speech: Noun, Feminine, Singular
Last Updated: 25 February 2003
English: Menai Strait Oyster and Mussel Fishery Order 1962
Welsh: Gorchymyn Pysgodfa Wystrys a Chregyn Gleision Afon Menai 1962
Status C
Subject: Titles of legislation
Part of speech: Noun, Masculine, Singular
Context: Teitl cwrteisi.
Last Updated: 27 April 2010
English: Menai Suspension Bridge
Welsh: Pont Menai
Status C
Subject: Place-names
Part of speech: Noun, Feminine, Singular
Definition: Pont y Borth
Last Updated: 23 February 2005
English: Mencap Cymru
Welsh: Mencap Cymru
Status A
Subject: Health
Part of speech: Neutral
Last Updated: 23 July 2003
English: MenC vaccine
Welsh: Brechlyn MenC
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 15 August 2011
English: mendelevium
Welsh: mendelefiwm
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Symbol cemegol: Md
Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.
Last Updated: 18 June 2025
English: meningitis
Welsh: llid yr ymennydd
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Dyma’r term Cymraeg arferol am ‘meningitis’. Serch hynny, mewn cyd-destunau meddygol technegol mae’n bosibl y bydd angen defnyddio ‘llid y breithelli’ gan mai llid sy’n effeithio ar y breithelli yn hytrach na’r ymennydd ei hun yw ‘meningitis’.
Last Updated: 24 October 2016
English: Meningitis Research Foundation
Welsh: Sefydliad Ymchwil Llid yr Ymennydd
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 5 December 2011
English: Meningitis Trust
Welsh: Ymddiriedolaeth Llid yr Ymennydd
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last Updated: 5 December 2011
English: meningococcal
Welsh: meningococol
Status B
Subject: Health
Part of speech: Adjective
Definition: Caused by the meningococcus (Neisseria meningitidis); of or relating to the meningococcus.
Last Updated: 20 September 2016
English: menopause
Welsh: menopos
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 27 October 2003
English: Menopause Support Working Group  
Welsh: Y Gweithgor Cymorth Menopos
Status A
Subject: Personnel
Part of speech: Noun, Masculine, Singular
Notes: Menter i staff yn Llywodraeth Cymru.
Last Updated: 9 March 2023
English: Men's Health Forum
Welsh: Fforwm Iechyd Dynion
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 24 May 2005
English: men’s shed
Welsh: sied dynion
Status C
Subject: Culture and the arts
Part of speech: Noun, Masculine, Singular
Plural: siediau dynion
Context: Bydd swyddogion datblygu cymunedol yn datblygu ac yn argymell gofal yn y gymuned - er enghraifft prosiectau garddio cymunedol, grwpiau cerdded, ‘siediau dynion' a chaffis sgwrsio.
Last Updated: 1 November 2018
English: Men's Toilets
Welsh: Toiledau Dynion
Status C
Subject: General
Part of speech: Noun, Plural
Last Updated: 6 April 2011
English: menstrual cup
Welsh: cwpan mislif
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: cwpanau mislif
Last Updated: 9 April 2020
English: menstrual health
Welsh: iechyd mislif
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 21 July 2022
English: menstruation
Welsh: mislif
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: The process in a woman of discharging blood and other material from the lining of the uterus at intervals of about one lunar month from puberty until the menopause, except during pregnancy.
Last Updated: 3 October 2018
English: mental ability
Welsh: gallu meddyliol
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: cf mental capacity - galluedd meddyliol
Last Updated: 28 September 2005
English: mental capacity
Welsh: galluedd meddyliol
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Definition: cf mental ability - gallu meddyliol
Last Updated: 28 September 2005
English: mental capacity
Welsh: galluedd meddyliol
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Y gallu i wneud penderfyniad penodol ar yr adeg y mae angen iddo gael ei wneud.
Notes: Yng nghyd-destun y gyfundrefn Diogeliadau Amddiffyn Rhyddid.
Last Updated: 26 January 2022
English: mental capacity
Welsh: galluedd meddyliol
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last Updated: 18 May 2023
English: Mental Capacity Act 2005
Welsh: Deddf Galluedd Meddyliol 2005
Status A
Subject: Titles of legislation
Part of speech: Noun, Feminine, Singular
Notes: Teitl cwrteisi Cymraeg ar Ddeddf nad oes fersiwn Gymraeg ohoni.
Last Updated: 3 October 2018
English: Mental Capacity Act 2005 (Commencement) (Wales) Order 2007
Welsh: Gorchymyn Deddf Galluedd Meddyliol 2005 (Cychwyn) (Cymru) 2007
Status A
Subject: Titles of legislation
Part of speech: Noun, Masculine, Singular
Last Updated: 26 March 2007
English: mental capacity assessment
Welsh: asesiad galluedd meddyliol
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: asesiad galluedd meddyliol
Last Updated: 22 September 2022
English: Mental Component Summary
Welsh: Crynodeb o'r Elfen Feddyliol
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: MCS
Last Updated: 3 March 2006
English: Mental Component Summary Score
Welsh: Sgôr y Crynodeb o'r Elfen Feddyliol
Status C
Subject: Health
Part of speech: Noun, Feminine, Singular
Last Updated: 28 April 2006
English: mental disorder
Welsh: anhwylder meddwl
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: anhwylderau meddwl
Definition: Unrhyw gyflwr neu nam meddyliol a ddiffinnir o dan Ddeddf Iechyd Meddwl 1983.
Notes: Yng nghyd-destun y gyfundrefn Diogeliadau Amddiffyn Rhyddid.
Last Updated: 26 January 2022