noun, plural cys·tid·i·a [si-stid-ee-uh] /sɪˈstɪd i ə/. Mycology.
(in certain basidiomycetous fungi) one of the large, inflated, sterile cells growing between the basidia and usually projecting beyond them.
Origin of cystidium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for cystidium
Historical Examples of cystidium
Podoconus two-thirds as long as the capsule, trifid, with three equal circular lobes (as in Cystidium inerme).