Definitions for: Isinglass


[n] any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity



Webster (1913) Definition: I"sin*glass, n. [Prob. corrupted fr. D. huizenblas
(akin to G. hausenblase), lit., bladder of the huso, or large
sturgeon; huizen sturgeon + blas bladder. Cf. Bladder,
Blast a gust of wind.]
1. A semitransparent, whitish, and very pure from of gelatin,
chiefly prepared from the sounds or air bladders of
various species of sturgeons (as the Acipenser huso)
found in the of Western Russia. It used for making
jellies, as a clarifier, etc. Cheaper forms of gelatin are
not unfrequently so called. Called also fish glue.

2. (Min.) A popular name for mica, especially when in thin
sheets.

Synonyms: mica

See Also: biotite, lepidolite, mineral, muscovite, paragonite, phlogopite, translucent substance, transparent substance, zinnwaldite

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