'Hygroplasm' definitions:

Definition of 'Hygroplasm'

From: GCIDE

Hygroplasm \Hy"gro*plasm\, n. [Gr. ? wet + ? form, mold.] (Biol.) The fluid portion of the cell protoplasm, in opposition to stereoplasm, the solid or insoluble portion. The latter is supposed to be partly nutritive and partly composed of idioplasm. [1913 Webster]