TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: drifft antigenig
English: antigenic drift
Status B
Subject: Health
Part of speech: Noun, Masculine, Singular
Definition: Newidiadau neu fwtaniadau bychain i enynnau feirws, sy'n gallu arwain at newidiadau yn y proteinau ar arwyneb y feirws ei hun. Dros amser, gall hyn olygu bod unigolyn yn mynd yn fwy tebygol o gael eu heintio gan y feirws, am fod y feirws wedi newid digon i system imiwnedd yr unigolyn hwnnw fethu ag adnabod a lladd y feirws.
Notes: Cymharer ag antigenic shift / shifft antigenig.
Last updated: 1 July 2021
Welsh: llystyfiant unflwydd ar linellau drifft
English: annual vegetation of drift lines
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: EU Habitats Directive Annex 1 Habitat
Last updated: 14 February 2014
Welsh: rhwyd ddrifft
English: drift net
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 29 November 2005
Welsh: rhwyd ddrifft
English: sling net
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Enw lleol yn afon Clwyd ar ffurf o rwyd sy’n debyg iawn iawn i’r ‘drift net’.
Last updated: 15 January 2008