the act of cutting off; sudden termination.
Botany. the normal separation of flowers, fruit, and leaves from plants.
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British Dictionary definitions for abscission
the separation of leaves, branches, flowers, and bark from plants by the formation of an abscission layer
the act of cutting off
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for abscission
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.
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