follow Dictionary.com

What is the X in X-mas?

deciduous

[dih-sij-oo-uh s] /dɪˈsɪdʒ u əs/
adjective
1.
shedding the leaves annually, as certain trees and shrubs.
2.
falling off or shed at a particular season, stage of growth, etc., as leaves, horns, or teeth.
3.
not permanent; transitory.
Origin
1650-1660
1650-60; < 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 adj. suffix; see -ous
Related forms
deciduously, adverb
deciduousness, noun
nondeciduous, adjective
nondeciduously, adverb
nondeciduousness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for deciduously

deciduous

/dɪˈsɪdjʊəs/
adjective
1.
(of trees and shrubs) shedding all leaves annually at the end of the growing season and then having a dormant period without leaves Compare evergreen (sense 1)
2.
(of antlers, wings, teeth, etc) being shed at the end of a period of growth
3.
(rare) impermanent; transitory Compare evergreen (sense 2)
Derived Forms
deciduously, adverb
deciduousness, noun
Word Origin
C17: from Latin dēciduus falling off, from dēcidere to fall down, from cadere to fall
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
Cite This Source
Word Origin and History for deciduously

deciduous

adj.

1680s, from Latin deciduus "that which falls off," from decidere "to fall off," from de- "down" (see de-) + cadere "to fall" (see case (n.1)). Originally with reference to leaves, petals, teeth, etc.; specific sense of "trees whose leaves fall off" (opposed to evergreen) is from 1778.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
deciduously in Medicine

deciduous de·cid·u·ous (dĭ-sĭj'ōō-əs)
adj.

  1. Falling off or shed at a specific stage of growth, as teeth of the first dentition.

  2. Of, relating to, or being the first or primary dentition.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
deciduously in Science
deciduous
  (dĭ-sĭj'-əs)   
  1. Shedding leaves at the end of a growing season and regrowing them at the beginning of the next growing season. Most deciduous plants bear flowers and have woody stems and broad rather than needlelike leaves. Maples, oaks, elms, and aspens are deciduous. Compare evergreen. See more at abscission.

  2. Falling off or shed at a particular season or stage of growth, as antlers.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for deciduous

Some English speakers likely know this word

Word Value for deciduously

0
0
Scrabble Words With Friends

Nearby words for deciduously