gonidium
(in algae) any one-celled asexual reproductive body, as a tetraspore or zoospore.
an algal cell, or a filament of an alga, growing within the thallus of a lichen.
Origin of gonidium
1Other words from gonidium
- go·nid·i·al, go·nid·ic, adjective
- go·nid·i·oid, adjective
- in·ter·go·nid·i·al, adjective
Words Nearby gonidium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use gonidium in a sentence
At free end of each sterigma is formed an oval body—a spore or "gonidium" (d), which, when ripe, is thrown off from the sterigma.
The Elements of Bacteriological Technique | John William Henry EyreThe motile force is imparted to the gonidium by dense rows of waving cilia with which it is completely surrounded.
Ripe asexually produced daughter-individual of Volvox minor, Stein, still enclosed in the cyst of the partheno-gonidium.
British Dictionary definitions for gonidium
/ (ɡəˈnɪdɪəm) /
a green algal cell in the thallus of a lichen
an asexual reproductive cell in some colonial algae
Origin of gonidium
1Derived forms of gonidium
- gonidial or gonidic, adjective
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
Scientific definitions for gonidium
[ gō-nĭd′ē-əm ]
An asexual reproductive cell found in certain algae that form colonies. Gonidia undergo repeated mitoses to form new colonies, which then hatch out of the parent colonies.
A chlorophyll-bearing, photosynthetic algal cell housed in the thallus of a lichen.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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