ablation
English
Etymology
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.
Pronunciation
- enPR: ə-blā'-shən, ăb-lā'-shən IPA(key): /əˈbleɪ.ʃn̩/, /æbˈleɪ.ʃn̩/
Audio (US) (file) Audio (CA) (file) - Rhymes: -eɪʃən
Noun
ablation (countable and uncountable, plural ablations)
- (obsolete) A carrying or taking away; removal. [First attested around 1350 to 1470.][1]
- (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.][1]
- (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.][1]
- 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.][1]
- (meteorology) The depletion of surface snow and ice from a spacecraft or meteorite through melting and evaporation caused by friction with the atmosphere.
Derived terms
- ablational
- ablative
- atheroablation
- chemoablation
- cryoablation
- cycloablation
- cytoablation
- electroablation
- hemiablation
- immunoablation
- locoablation
- lymphoablation
- myeloablation
- periablation
- photoablation
- postablation
- preablation
- radioablation
- reablation
- rotablation
- thermoablation
Related terms
- ablatable
- ablate
- ablator
Translations
taking away, removal
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surgical removal
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progressive removal of material
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- The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.
Translations to be checked
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References
- “ablation”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “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.
French
Pronunciation
Audio (file)
Noun
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"
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- (medicine) ablation
- (sciences) ablation
Further reading
- “ablation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.