abscission

[ab-sizh-uhn, -sish-]

ab·scis·sion

[ab-sizh-uhn, -sish-]
noun
1.
the act of cutting off; sudden termination.
2.
Botany. the normal separation of flowers, fruit, and leaves from plants.

Origin:
1605–15; < Latin abscissiōn- (stem of abscissiō). See abscissa, -ion
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Abscission is always a great word to know.
So is abdomen. Does it mean:
part of the body of a mammal between the thorax and the pelvis
localized swollen collection of pus infected tissue of the body
Collins
World English Dictionary
abscission (æbˈsɪʒən, -ˈsɪʃ-)
 
n
1.  the separation of leaves, branches, flowers, and bark from plants by the formation of an abscission layer
2.  the act of cutting off
 
[C17: from Latin abscissiōn-, from ab-1 + scissiō a cleaving]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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American Heritage
Medical Dictionary

abscission ab·scis·sion (āb-sĭzh'ən)
n.
The act of cutting off or away.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
abscission   (āb-sĭzh'ən)  Pronunciation Key 
The separation of a leaf, flower, or fruit from a plant as a result of natural structural and chemical changes. ◇ The abscission zone is a layer of weak, thin-walled cells that form across the base of the plant part where the break eventually occurs. A corky layer containing suberin forms beneath the abscission zone to protect the plant.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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