• synonyms


[kal-uh-seez, key-luh-]
  1. a plural of calyx.
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[key-liks, kal-iks]
noun, plural ca·lyx·es, cal·y·ces [kal-uh-seez, key-luh-] /ˈkæl əˌsiz, ˈkeɪ lə-/.
  1. Botany. the outermost group of floral parts; the sepals.
  2. Anatomy, Zoology. a cuplike part.
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Origin of calyx

1665–75; < Latin < Greek kályx husk, covering, akin to kalýptein to veil, cover
Related formscal·y·cate [kal-i-keyt] /ˈkæl ɪˌkeɪt/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for calyces

husk, leaf, petal, sepal

Examples from the Web for calyces

Historical Examples of calyces

  • They are very partial to the nectar enclosed within the calyces of rhododendron flowers.

    Birds of the Indian Hills

    Douglas Dewar

  • The calyces become charged with oil glands, and yield a greater abundance of volatile oil.

  • The broken peduncles, mixed with the calyces and flower-buds, of several species of Artemisia imported from the Levant.

  • As they fade the calyces become fleshy and much enlarged, and resemble the fruit of the hawthorn when ripe.

  • Only lianas, these parasites of the vegetable kingdom, raise their stems above the dusky vault to open their calyces in the sun.

    From Pole to Pole

    Sven Anders Hedin

British Dictionary definitions for calyces


  1. a plural of calyx
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noun plural calyxes or calyces (ˈkælɪˌsiːz, ˈkeɪlɪ-)
  1. the sepals of a flower collectively, forming the outer floral envelope that protects the developing flower budCompare corolla
  2. any cup-shaped cavity or structure, esp any of the divisions of the human kidney (renal calyx) that form the renal pelvis
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Derived Formscalycate (ˈkælɪˌkeɪt), adjective

Word Origin for calyx

C17: from Latin, from Greek kalux shell, from kaluptein to cover, hide
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

Word Origin and History for calyces



1680s, from Latin calyx, from Greek kalyx "seed pod, husk, outer covering" (of a fruit, flower bud, etc.), from root of kalyptein "to cover, conceal" (see cell). The proper plural is calyces. Some sources connect the word rather with Greek kylix "drinking cup."

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Online Etymology Dictionary, © 2010 Douglas Harper

calyces in Medicine


(kālĭks, kălĭks)
  1. Variant ofcalix
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

calyces in Science


[kālĭks, kălĭks]
  1. The sepals of a flower considered as a group. The calyx is the outermost whorl of a flower. See more at sepal.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.