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Definition of: deciduous
(di·sij′·əs) adjective
1. Bot. Falling off or shed at maturity or at specific seasons, as petals, fruit, or leaves; also, characterized by such a falling off; not evergreen.
2. Zool. Liable to be shed at periodical times, as antlers, hair, teeth, wings of insects, etc.
3. Not enduring; evanescent; short–lived. Compare PERSISTENT. [<L deciduus <decidere <de- down, away + cadere fall]
—de·cid′· u·ous·ly adverb
— de·cid′u·ous·ness noun
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