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单词 deciduous
释义 de·cid·u·ous
\də̇ˈsijəwəs, dēˈ-\ adjective
Etymology: Latin deciduus, from decidere to fall off, from de down, away + -cidere (from cadere to fall) — more at de-, chance
1. : falling off or shed at the end of the growing period
 < deciduous leaves >
 < deciduous fruit >
after anthesis
 < deciduous flower petals >
at certain seasons
 < the deciduous hair of animals >
 < deciduous antlers of deer >
or at certain stages of development
 < deciduous gills >
 < deciduous teeth >
— opposed to persistent; compare caducous, fugacious
2. : having or made up of deciduous parts
 < a deciduous tree >
 < deciduous dentition >
— compare evergreen
3. : of passing interest or importance : ephemeral, transitory
 < there is much that is deciduous in books — J.R.Lowell >
de·cid·u·ous·ly adverb
de·cid·u·ous·ness noun -es
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更新时间:2025/1/27 21:38:46