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1. Among the Phycomycetes, a thick-walled sexual spore arising from fusion of two morphologically identical structures, generally hyphal tips, bearing nuclei of opposite mating types (gametangia).
2. A resting sexual spore in the Zygomycetes resulting from fusion of two similar gametangia.
Farlex Partner Medical Dictionary © Farlex 2012
A thick-walled diploid or multinucleate spore formed by the union of similar gametes in certain fungi and algae.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
zygosporea thick-walled resting SPORE that is formed from the union of similar gametes.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005