adj. 1 (of a tree) shedding its leaves annually. 2 (of leaves, horns, teeth, etc.) shed periodically. 3 (of an ant etc.) shedding its wings after copulation. 4 fleeting, transitory. deciduousness n.
[ L deciduus f. decidere f. cadere fall ]
DECIDUOUS
Meaning of DECIDUOUS in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012