Definition of "abscission" [ab•scis•sion]

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

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Abscission = cutting off, separation Usage: when a flower or leaf separates naturally from the parent, this process is called abscission 13."
• "Abscission = cutting off, separation Usage: when a flower or leaf separates naturally from the parent, this process is called abscission"
• "Too much warm weather, no local frost yet, the poor abscission sp? layers are getting mixed signals."