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isinglass

American  
[ahy-zuhn-glas, -glahs, ahy-zing-] / ˈaɪ zənˌglæs, -ˌglɑs, ˈaɪ zɪŋ- /

noun

  1. 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.

  2. mica, especially in thin, translucent sheets.


isinglass British  
/ ˈaɪzɪŋˌɡlɑːs /

noun

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

"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

isinglass Scientific  
/ īzən-glăs′,īzĭng- /
  1. 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.

  2. Mica, especially in the form of the mineral muscovite.


Etymology

Origin of isinglass

1535–45; < Middle Dutch huysenblase (with glass for blase by folk etymology), literally, sturgeon bladder; cognate with German Hausenblase

Vocabulary lists containing isinglass

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Outside, when it becomes ice, we can smell it,” says her mother, Berber Ypma Isinglass.

From Washington Post • Mar. 7, 2019

Isinglass is a product employed by the brewing industry as a fining agent for some beers - helping to ensure the final pint is clear rather than cloudy.

From BBC • Jun. 6, 2011

Isinglass is a very pure form of collagen, and it is the long, stringy collagen molecules that help speed up the natural sedimentation process by attracting the molecules of yeast.

From BBC • Jun. 6, 2011

Will Isinglass owns a spread as vast as the mind can imagine.

From Time Magazine Archive

Isinglass is worth here 13s. 4d. per 100 pounds, and caviar well conditioned is worth £40 per 100.

From The Bounty of the Chesapeake Fishing in Colonial Virginia by Wharton, James