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caducous

American  
[kuh-doo-kuhs, -dyoo-] / kəˈdu kəs, -ˈdju- /

adjective

  1. Botany. dropping off very early, as leaves.

  2. Zoology. subject to shedding.

  3. transitory; perishable.


caducous British  
/ kəˈdjuːkəs /

adjective

  1. biology (of parts of a plant or animal) shed during the life of the organism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

caducous Scientific  
/ kə-do̅o̅kəs /
  1. Detaching or dropping off at an early stage of development. The gills of most amphibians and the sepals or stipules of certain plants are caducous.


Etymology

Origin of caducous

First recorded in 1675–85 for obsolete sense; 1805–10 for current senses; from Latin cadūcus “unsteady, perishable,” equivalent to cad(ere) “to fall” + -ūcus adjective suffix ( see -ous)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

They invariably come laden with words that seem meant to prove his vocabulary is bigger than yours: flocculent, crapulent, caducous, anaglypta, mephitic, velutinous.

From New York Times Oct. 1, 2020

Leaves alternate, compound, digitate, caducous; leaflets 5–7 with long common petiole.

From The Medicinal Plants of the Philippines by Jerome Beers Thomas

Among this fossil wood Heer made out the cypress, the silver pine, the poplar, the birch, and some dicotyledons with caducous leaves.

From Manners and Monuments of Prehistoric Peoples by N. D'Anvers

Embryo straight.—Trees, with rounded heart-shaped simple leaves, caducous stipules, and red-purple flowers in umbel-like clusters along the branches of the last or preceding years, appearing before the leaves, acid to the taste.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

They are annually caducous, however, as with the common deer, so that these immense appendages are the growth of a few weeks!

From The Hunters' Feast Conversations Around the Camp Fire by Mayne Reid

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