abscission

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noun ab·scis·sion \ab-ˈsi-zhən\

Definition of abscission

  1. 1 :  the act or process of cutting off :  removal

  2. 2 :  the natural separation of flowers, fruit, or leaves from plants at a special separation layer

Origin and Etymology of abscission

Middle English abscisioun, borrowed from Medieval Latin abscīsiōn-, abscīsiō “cutting off, felling, amputation,” going back to Latin, “aposiopesis,” from abscīdere “to cut off or away, remove” + -tiōn-, -tiō, suffix of action nouns; spelling abscission (in Late and Medieval Latin as abscissiōn-, abscissiō) by construing the noun as a derivative of Latin abscindere “to tear off or away” — more at abscise, abscissa


First Known Use: 15th century


Medical Dictionary

abscission

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noun ab·scis·sion \ab-ˈsizh-ən\

Medical Definition of abscission

  1. :  the act or process of cutting off :  ablation



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to cast off or become cast off

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