the act of cutting off; sudden termination.
Botany. the normal separation of flowers, fruit, and leaves from plants.
the separation of leaves, branches, flowers, and bark from plants by the formation of an abscission layer
the act of cutting off
“removal or cutting away,” early 15c., from Latin abscissionem (nominative abscissio) “a cutting off,” noun of action from past participle stem of abscindere (see abscissa).
abscission ab·scis·sion (āb-sĭzh’ən)
The act of cutting off or away.
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.
- Abscission layer
the layer of specialized, cutinized parenchyma cells that develops in the abscission zone, the disintegration of which causes abscission. noun a layer of parenchyma cells that is formed at the bases of fruits, flowers, and leaves before abscission. As the parenchyma disintegrates, the organ becomes separated from the plant
- Abscission zone
the zone at the base of a leaf petiole, fruit stalk, or branch in which the abscission layer develops.
to depart in a sudden and secret manner, especially to avoid capture and legal prosecution: The cashier absconded with the money. Contemporary Examples The Hashemites will not just surrender power and abscond to South Kensington. What A Romney Win Means For Israel Bernard Avishai November 4, 2012 Historical Examples I wondered what upon earth had […]
a person who ; absconder.