ablation

ablation

English

Etymology

Etymology tree
Late Latin ablātiōder.
Middle English albacioun
English ablation

    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). Doublet of ablatio. Compare French ablation. By surface analysis, ablat(e) +‎ -ion.

    Pronunciation

    • enPR: ə-blā'-shən, ăb-lā'-shən IPA(key): /əˈbleɪ.ʃn̩/, /æbˈleɪ.ʃn̩/
    • Audio (US):(file)
    • Audio (Canada):(file)
    • Rhymes: -eɪʃən

    Noun

    ablation (countable and uncountable, plural ablations)

    1. (obsolete) A carrying or taking away; removal. [First attested around 1350 to 1470.][1]
    3. (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]
    4. (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
      2. (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]
      4. (meteorology) The depletion of surface snow and ice from a spacecraft or meteorite through melting and evaporation caused by aerodynamic heating.

    Derived terms

    Translations

    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

    References

    1. ↑ 1.0 1.1 1.2 1.3 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.

    Further reading

    Danish

    Noun

    ablation c (singular definite ablationen, plural indefinite ablationer)

    1. (geology, medicine) ablation

    Declension

    Declension of ablation
    common
    gender     		singular plural
    indefinite definite indefinite definite
    nominative ablation ablationen ablationer ablationerne
    genitive ablations ablationens ablationers ablationernes

    Further reading

    French

    Pronunciation

    Noun

    ablation f (plural ablations)

    1. the often forceful removal (physical or otherwise) or abolition of something
      • 2008 April 25, Martine Chouinard, “Brebis égarée”, in Le Devoir‎[1], archived from the original on 19 June 2008:
        […] 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"
    2. (medicine) ablation
    3. (sciences) ablation

    Descendants

    • → Dutch: ablatie

    Further reading

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