Pronunciation: (zō'u-spôr", -spōr"), [key]
1. Bot., Mycol.an asexual spore produced by certain algae and some fungi, capable of moving about by means of flagella.
2. Zool.any of the minute motile flagelliform or ameboid bodies that issue from the sporocyst of certain protozoans.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.