| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024de•cid•u•ous /dɪˈsɪdʒuəs/USA pronunciation adj. - Botanylosing the leaves every year:deciduous trees.
- Botanyshed at a particular season or stage of growth:deciduous teeth.
See -cide-2. WordReference Random House Unabridged Dictionary of American English © 2024de•cid•u•ous (di sij′o̅o̅ əs),USA pronunciation adj. - Botanyshedding the leaves annually, as certain trees and shrubs.
- Botanyfalling off or shed at a particular season, stage of growth, etc., as leaves, horns, or teeth.
- not permanent;
transitory.
- Latin dēciduus tending to fall, falling, equivalent. to dēcid(ere) to fall off, down (dē- de- + -cidere, combining form of cadere to fall) + -uus deverbal adjective, adjectival suffix; see -ous
- 1650–60
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