isinglass

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i·sin·glass / ˈīzənˌglas; ˈīzing-/ • n. a kind of gelatin obtained from fish, esp. sturgeon, and used in making jellies, glue, etc., and for clarifying ale. ∎  mica or a similar material in thin transparent sheets.

isinglass

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isinglass Gelatine prepared from the swim bladder of fish (especially sturgeon). Used commercially to clear wine and beer, and sometimes in jellies and ice cream. Japanese isinglass is agar.

isinglass

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isinglass gelatin obtained from air-bladder of sturgeon, etc., fish-glue. XVI (isomglas, ison-). With assim. to glass — early Du. †huysenblas, f. †huys(en) sturgeon + †blas (mod. blaas) bladder.

isinglass

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isinglass Clear, almost pure gelatin that is prepared from the air bladders of sturgeon and other sources. It is used primarily to clarify wines and beers. The name also refers to an abundant silicate material, also called muscovite, used as an insulator.