cystidium

[ si-stid-ee-uh m ]
/ sɪˈstɪd i əm /

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

From New Latin, dating back to 1855–60; see origin at cyst-, -idium

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