Dictionary
cys•tid•i•um
Pronunciation: (si-stid'ē-um), [key]—
n.,
—pl. cys•tid•i•aPronunciation: (si-stid'ē-u). [key]
Mycol.
(in certain basidiomycetous fungi) one of the large, inflated, sterile cells growing between the basidia and usually projecting beyond them.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.