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isinglass

[ ahy-zuhn-glas, -glahs, ahy-zing- ]
/ ˈaɪ zənˌglæs, -ˌglɑs, ˈaɪ zɪŋ- /
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noun
a pure, transparent or translucent form of gelatin, obtained from the air bladders of certain fish, especially the sturgeon: used in glue and jellies and as a clarifying agent.
mica, especially in thin, translucent sheets.
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Origin of isinglass

1535–45; <Middle Dutch huysenblase (with glass for blase by folk etymology), literally, sturgeon bladder; cognate with German Hausenblase
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use isinglass in a sentence

British Dictionary definitions for isinglass

isinglass
/ (ˈaɪzɪŋˌɡlɑːs) /

noun
a gelatine made from the air bladders of freshwater fish, used as a clarifying agent and adhesive

Word Origin for isinglass

C16: from Middle Dutch huysenblase, literally: sturgeon bladder; influenced by English glass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for isinglass

isinglass
[ īzən-glăs′, īzĭng- ]

A transparent, almost pure gelatin prepared from the inner membrane of the swim bladder of the sturgeon and certain other fishes. It is used as an adhesive and a clarifying agent.
Mica, especially in the form of the mineral muscovite.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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