'Idioblast' definitions:

Definition of 'Idioblast'

From: GCIDE

Idioblast \Id"i*o*blast\ ([i^]d"[i^]*[-o]*bl[a^]st), n. [Ideo- + -blast.] (Bot.) An individual cell, differing greatly from its neighbours in regard to size, structure, or contents. [1913 Webster]