Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The act of cutting off.
  • noun Botany The shedding of leaves, flowers, or fruits following the formation of the abscission zone.

from The Century Dictionary.

  • noun The act of cutting off; severance; removal.
  • noun The act of putting an end to; the act of annulling or abolishing. Sir T. Browne.
  • noun Retrenchment.
  • noun The sudden termination of a disease by death. Hooper, Med. Dict.
  • noun In rhetoric, a figure of speech consisting in a sudden reticence, as if the words already spoken made sufficiently clear what the speaker would say if he were to finish the sentence: as, “He is a man of so much honor and candor, and such generosity—but I need say no more.”
  • noun In astrology, the cutting off or preventing of anything shown by one aspect by means of another.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The act or process of cutting off.
  • noun The state of being cut off.
  • noun (Rhet.) A figure of speech employed when a speaker having begun to say a thing stops abruptly: thus, “He is a man of so much honor and candor, and of such generosity -- but I need say no more.”

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The act or process of cutting off.
  • noun rhetoric A figure of speech employed when a speaker having begun to say a thing stops abruptly

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the act of cutting something off
  • noun shedding of flowers and leaves and fruit following formation of scar tissue in a plant

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin abscissiō, abscissiōn-, from abscissus, past participle of abscindere, to cut off : ab-, ab- + scindere, to cut; see skei- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin abscissiō, from abscindō ("I cut, I tear").

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