Meaning of “deciduous” in the English Dictionary

british dictionary

"deciduous" in British English

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deciduousadjective

uk /dɪˈsɪdʒ.u.əs/ us /dɪˈsɪdʒ.u.əs/ specialized

A deciduous tree loses its leaves in autumn and grows new ones in the spring.

relating to body parts that fall out or fall off and are replaced by new ones, for example a child's or young animal's first teeth

Examples from literature

  • A very ornamental deciduous shrub, but often green throughout the winter. 
  • He wished me to alternate the planting with deciduous trees. 
  • The forests are evergreen—mainly firs and cedars—and on the streets here are maple and other deciduous trees. 
  • The leaves—lance-shaped, smooth, and deciduous—appear after the flowers. 
  • This is a wide-spreading tree with deciduous foliage, and armed with spines along the branches. 

(Definition of “deciduous” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"deciduous" in American English

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deciduousadjective [ not gradable ]

us /dɪˈsɪdʒ·u·əs/

biology (of a tree) losing its leaves in the fall

(Definition of “deciduous” from the Cambridge Academic Content Dictionary © Cambridge University Press)