gemmule

[ jem-yool ]
/ ˈdʒɛm yul /

noun

Botany. gemma.
Zoology. an asexually produced mass of cells that is capable of developing into an animal, as a freshwater sponge.
Evolution. one of the hypothetical living units conceived by Darwin in the theory of pangenesis as the bearers of the hereditary attributes.

Origin of gemmule

1835–45; < French < Latin gemmula. See gemma, -ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for gemmule

gemmule
/ (ˈdʒɛmjuːl) /

noun

zoology a cell or mass of cells produced asexually by sponges and developing into a new individual; bud
botany a small gemma
a small hereditary particle postulated by Darwin in his theory of pangenesis

Word Origin for gemmule

C19: from French, from Latin gemmula a little bud; see gem
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

Medicine definitions for gemmule

gemmule
[ jĕmyōōl ]

n.

The small bud that projects from the parent cell during gemmation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for gemmule

gemmule
[ jĕmyōōl ]

A small gemma or similar structure, especially a reproductive structure in some sponges that remains dormant through the winter and later develops into a new individual.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.