abscission

plural abscissions

1. countableuncountableThe act or process of cutting off.

   Not to be cured without the abscission of a member.

   1651–1653, Jer[emy] Taylor, ΕΝΙΑΥΤΟΣ [Eniautos]. A Course of Sermons for All the Sundays of the Year. […], 2nd edition, London: […] Richard Royston […], published 1655, →OCLC

2. countableobsoleteuncountableThe state of being cut off.First known use Attested only in the mid 17ᵗʰ century.
3. countablerhetoricuncountableA figure of speech employed when a speaker having begun to say a thing stops abruptly
4. countableuncountablebiologyThe natural separation of a part at a predetermined location, such as a leaf at the base of the petiole.First known use First attested in the late 19ᵗʰ century.