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| part of the body of a mammal between the thorax and the pelvis |
| localized swollen collection of pus infected tissue of the body |
abscission ab·scis·sion (āb-sĭzh'ən)
n.
The act of cutting off or away.
| 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. |