TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: clefyd Hendra
English: Hendra disease
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 14 April 2008
Welsh: clefyd Hodgkin
English: Hodgkin's disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 17 July 2006
Welsh: Clefyd Huntington
English: Huntington's Disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: An hereditary disorder with mental and physical deterioration leading to death.
Last updated: 9 June 2006
Welsh: clefyd hydatid
English: hydatid disease
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: Parasitic disease that can affect many animals.
Last updated: 11 May 2006
Welsh: clefyd hysbysadwy
English: notifiable disease
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 16 April 2003
Welsh: clefyd hysbysadwy statudol ymhlith mag
English: statutory notifiable brood disease
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 23 September 2020
Welsh: Clefyd Interstitaidd yr Ysgyfaint
English: Interstitial Lung Disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 December 2010
Welsh: clefyd isgemia'r galon
English: ischaemic heart disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 3 March 2006
Welsh: Clefyd Johne
English: Johne's Disease
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 10 September 2003
Welsh: clefyd llid y coluddyn
English: inflammatory bowel disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 June 2011
Welsh: clefyd llygaid
English: eye disease
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: clefydau llygaid
Notes: Yn gyffredinol mae'r term hwn yn gyfystyr ag 'ocular disease' ac fe'i defnyddir mewn cyd-destunau llai technegol. Sylwer y gall 'clefyd y llygaid' fod yn gywir hefyd, a dylid sicrhau cysondeb o ran cynnwys neu hepgor y fannod mewn termau o'r fath mewn unrhyw ddarn o destun. Gall fod yn haws ei hepgor er mwyn hwylustod ei oleddfu ac ati.
Last updated: 25 November 2022
Welsh: clefyd melyn
English: jaundice
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 March 2008
Welsh: Clefyd Metabolaidd Etifeddol
English: Inherited Metabolic Disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 December 2010
Welsh: clefyd metabolig
English: metabolic disease
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 12 December 2011
Welsh: clefyd milheintiol
English: zoonotic disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: clefydau milheintiol
Definition: Clefyd heintus all drosglwyddo o anifeiliaid asgwrn cefn i fodau dynol.
Last updated: 11 February 2026
Welsh: Clefyd Newcastle
English: Newcastle Disease
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 6 July 2005
Welsh: clefyd Nipah
English: Nipah disease
Status C
Subject: Law
Part of speech: Noun, Masculine, Singular
Last updated: 14 April 2008
Welsh: clefyd niwmococol
English: pneumococcal disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 15 August 2011
Welsh: clefyd niwronau motor
English: MND
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: motor neurone disease
Last updated: 9 June 2006
Welsh: clefyd niwronau motor
English: motor neurone disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: MND
Last updated: 10 January 2006
Welsh: clefyd ociwlar
English: ocular disease
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: clefydau ociwlar
Notes: Yn gyffredinol mae'r term hwn yn gyfystyr ag 'eye disease' ac fe'i defnyddir mewn cyd-destunau clinigol a thechnegol.
Last updated: 25 November 2022
Welsh: clefyd pandemig
English: pandemic disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Plural: clefydau pandemig
Last updated: 15 December 2022
Welsh: clefyd Parkinson
English: Parkinson's disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 5 February 2008
Welsh: clefyd pothellog y moch
English: SVD
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: swine vesicular disease
Last updated: 31 May 2006
Welsh: clefyd pothellog y moch
English: swine vesicular disease
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: SVD
Last updated: 14 April 2004
Welsh: clefyd rhwystrol cronig yr ysgyfaint
English: chronic obstructive pulmonary disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: COPD. A progressive disease process that most commonly results from smoking.
Notes: Defnyddir yr acronym COPD yn gyffredin am y clefyd hwn.
Last updated: 25 June 2020
Welsh: clefyd rhwystrol cronig yr ysgyfaint
English: COPD
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: chronic obstructive pulmonary disease
Last updated: 22 March 2021
Welsh: clefyd seliag
English: coeliac disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 June 2011
Welsh: clefyd sy'n cael ei gario mewn bwyd
English: food-borne disease
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 7 June 2007
Welsh: clefyd Teschen
English: Teschen disease
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 5 October 2006
Welsh: clefyd thyroid
English: thyroid disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Plural
Plural: clefydau'r thyroid
Last updated: 21 July 2022
Welsh: clefyd trosglwyddadwy
English: communicable disease
Status A
Subject: Health
Part of speech: Noun, Masculine, Singular
Context: Cadw 'heintus' ar gyfer 'infectious'.
Last updated: 16 April 2003
Welsh: clefyd tymor hir sy'n effeithio ar yr iau/afu
English: long-term liver disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 14 May 2008
Welsh: clefyd y crafu
English: scrapie
Status B
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: yr ysfa
Last updated: 29 July 2003
Welsh: clefyd y crafu annodweddiadol
English: atypical scrapie
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: Math newydd o glefyd y crafu.
Last updated: 5 October 2006
Welsh: Clefyd y Crafu - Nodiadau Cynghori i Ffermwyr
English: Scrapie Advisory Notes for Farmers
Status A
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: Llyfryn Defra 2004
Last updated: 11 May 2006
Welsh: clefyd y croen talpiog
English: lumpy skin disease
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 5 October 2006
Welsh: clefyd y crymangelloedd
English: sickle cell disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 28 April 2005
Welsh: clefyd y crymangelloedd mewn unigolion homosygaidd
English: homozygous sickle cell
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Gallai 'unigolyn homosygaidd' fod yn addas hefyd, wrth gyfeirio at y clefyd mewn un claf.
Last updated: 26 March 2020
Welsh: clefyd y deintgig
English: gum disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Cyflwr lle bydd y deintgig yn goch, yn llidus, yn boenus ac yn gwaedu.
Last updated: 1 May 2024
Welsh: Clefyd y Dwylo, y Traed a'r Genau
English: Hand, Foot and Mouth Disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Clefyd ar bobl - plant gan fwyaf.
Last updated: 9 June 2011
Welsh: clefyd y foch goch
English: slapped cheek disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Contagious disease commonly occurring in children 4-12. The infectious period is for 4-20 days before the rash appears.
Last updated: 16 August 2004
Welsh: clefyd y gellir ei atal drwy frechu
English: vaccine-preventable disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: clefydau y gellir eu hatal drwy frechu
Last updated: 10 March 2022
Welsh: clefyd y gwair
English: hay fever
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Notes: Anhwylder y gellir ei drin drwy Wasanaeth Anhwylderau Cyffredin y GIG.
Last updated: 1 December 2022
Welsh: clefyd y gwenyn
English: foulbrood
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 21 October 2009
Welsh: clefyd y llarwydd
English: larch disease
Status A
Subject: Environment
Part of speech: Proper noun, Masculine, Singular
Definition: Phytophthora ramorum
Last updated: 22 January 2013
Welsh: clefyd y llengfilwyr
English: legionnaires disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 2 August 2012
Welsh: clefyd y llwybr wrinol
English: urinary tract disease
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 16 August 2004
Welsh: clefyd yr afu
English: liver disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 15 August 2011
Welsh: clefyd yr afu - llawfeddygol
English: surgical liver disease
Status C
Subject: Health
Part of speech: Noun, Masculine, Singular
Last updated: 13 June 2011