From Late Middle English ablacioun (“removal”), from Late Latin ablātiō (“a taking away”), from auferō (“to take away, carry off, withdraw, remove”) + -tiō (“-tion”, nominal suffix); equivalent to ablate + -ion. Doublet of ablatio. Compare French ablation.
- (obsolete) A carrying or taking away; removal. [First attested around 1350 to 1470.]
- (surgery) The surgical removal of a body part, an organ, or especially a tumor; the removal of an organ function; amputation. [First attested around 1350 to 1470.]
- (sciences) The progressive removal of material by any of a variety of processes such as melting or vaporization under heat or chipping. [Mid 20th century.]
- Hyponym: constitutive ablation
- (geology) The removal of a glacier by melting and evaporation; the lowering of a land surface by any of several means, as in wind erosion or mass wasting. [from 20th c.]
- (meteorology) The depletion of surface snow and ice from a spacecraft or meteorite through melting and evaporation caused by friction with the atmosphere.
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout § Translations.
- “ablation”, in Lexico, Dictionary.com; Oxford University Press, 2019–present.
- “ablation”, in Merriam–Webster Online Dictionary.
- Lesley Brown, editor-in-chief; William R. Trumble and Angus Stevenson, editors (2002) , “ablation”, in The Shorter Oxford English Dictionary on Historical Principles, 5th edition, Oxford; New York, N.Y.: Oxford University Press, →ISBN, page 5.
ablation f (plural ablations)
- The often forceful removal (physical or otherwise) or abolition of something.
- 2008 April 25, Martine Chouinard, “Brebis égarée”, in Le Devoir:
- […] se contentant d'annoncer que l'ablation des nouvelles permettra de voguer vers «la production d'émissions culturelles et de divertissement de qualité».
- merely announcing that the elimination of news programming [on tv channel TQS] will allow it to focus on "the production of quality entertainment and cultural programming"
- (medicine) ablation
- (sciences) ablation