A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Ab Ac Ad Ae Ag Al Am An Ar As Au
Abd Abs

Abscission

/abˈsiZHən/

Noun

1. A term used in several areas of biology to mean shedding of various parts of an organism. In plant sciences, it most commonly refers to the process by which a plant drops one or more of its parts, such as a leaf, fruit, flower or seed. (wikipedia.org)

2. (Zoology)
The term may be used to describe the intentional shedding of a body part, such as the shedding of a claw husk, or the autotomy of a tail to evade a predator. In mycology, it may refer to the liberation of a fungal spore. (wikipedia.org)

3. (Cell biology)
Refers to the separation of two daughter cells at the completion of cytokinesis. (wikipedia.org)

2. (Botany)
The normal shedding from a plant of an organ that is mature or aged, for example a ripe fruit, an old leaf. (biology-online.org)

Word origin: From the Latin ab meaning away and scindere meaning to cut.