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[in-flaw-res-uh ns, -floh-, -fluh-] /ˌɪn flɔˈrɛs əns, -floʊ-, -flə-/
a flowering or blossoming.
  1. the arrangement of flowers on the axis.
  2. the flowering part of a plant.
  3. a flower cluster.
  4. flowers collectively.
Origin of inflorescence
1750-60; < New Latin inflōrēscentia < Late Latin inflōrēscent- (stem of inflōrēscēns present participle of inflōrēscere to bloom1. See in-2, flora, -escent, -ence
Related forms
inflorescent, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for inflorescence
  • These composites have an inflorescence within an inflorescence.
  • The inflorescence is the flowering part of the plant, and consists of a central shaft called a spadix.
  • Soft rush has a lateral inflorescence that appears to erupt from the side of the stem.
  • The developing inflorescence segments were totally enveloped in the foliage leaves.
British Dictionary definitions for inflorescence


the part of a plant that consists of the flower-bearing stalks
the arrangement of the flowers on the stalks
the process of flowering; blossoming
Derived Forms
inflorescent, adjective
Word Origin
C16: from New Latin inflōrēscentia, from Late Latin inflōrescere to blossom, from flōrescere to bloom
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
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Word Origin and History for inflorescence

1760, from Modern Latin inflorescentia, from Late Latin inflorescentem (nominative inflorescens) "flowering," present participle of Latin inflorescere "to come to flower," from in- "in" (see in- (2)) + florescere "to begin to bloom" (see flourish).

Online Etymology Dictionary, © 2010 Douglas Harper
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inflorescence in Science

A group of flowers growing from a common stem, often in a characteristic arrangement. Also called flower cluster.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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