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 (ī′zən-glăs′, ī′zĭng-)
1. A transparent, almost pure gelatin prepared from the swim bladder of the sturgeon and certain other fishes and used as an adhesive and a clarifying agent.
2. Mica in thin, transparent sheets.

[By folk etymology (influenced by glass) from obsolete Dutch huizenblas, from Middle Dutch hūsblase : hūs, sturgeon + blase, bladder; see bhlē- in Indo-European roots.]


(Chemistry) a gelatine made from the air bladders of freshwater fish, used as a clarifying agent and adhesive
[C16: from Middle Dutch huysenblase, literally: sturgeon bladder; influenced by English glass]


(ˈaɪ zənˌglæs, -ˌglɑs, ˈaɪ zɪŋ-)

1. a pure, transparent or translucent form of gelatin obtained from the air bladders of certain fish, esp. the sturgeon, and used in glue and jellies and as a clarifying agent.
2. mica, esp. in thin sheets.
[1535–45; < Middle Dutch huysenblase (with glass for blase by folk etym.), literally, sturgeon bladder]


A transparent gelatin made from the bladder of certain fish and used to make glue. Isinglass was also a term applied to the thin, transparent sheets of mica used in woodand coal-burning stove door windows. When thin sheets of clear plastic first began to be used for such things as vehicle window curtains, they were also sometimes referred to as being of isinglass.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Isinglass - any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leavesisinglass - 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
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
biotite - dark brown to black mica found in igneous and metamorphic rock
lepidolite - a mineral of the mica group; an important source of lithium
muscovite - a colorless or pale brown mica with potassium
paragonite - a colorless or pale brown mica with sodium
phlogopite - a brown form of mica consisting of hydrous silicate of potassium and magnesium and aluminum
translucent substance, transparent substance - a material having the property of admitting light diffusely; a partly transparent material
zinnwaldite - a mica containing iron and lithium


[ˈaɪzɪŋglɑːs] Ncola f de pescado


nFischleim m
References in classic literature ?
That same infinitely thin, isinglass substance, which, I admit, invests the entire body of the whale, is not so much to be regarded as the skin of the creature, as the skin of the skin, so to speak; for it were simply ridiculous to say, that the proper skin of the tremendous whale is thinner and more tender than the skin of a new-born child.
From such things as feet, knuckles, hide clippings, and sinews came such strange and unlikely products as gelatin, isinglass, and phosphorus, bone black, shoe blacking, and bone oil.
A Heidenberg stove, filled to the brim with intensely burning anthracite, was sending a bright gleam through the isinglass of its iron door, and causing the vase of water on its top to fume and bubble with excitement.
And the Heidenberg stove, through the isinglass of its door, seemed to glare at good Mr.
Except,' Eugene strikes in: so unexpectedly that the mature young lady, who has forgotten all about him, with a start takes the epaulette out of his way: 'except our friend who long lived on rice- pudding and isinglass, till at length to his something or other, his physician said something else, and a leg of mutton somehow ended in daygo.
I looked into his eyes, which were far larger than mine but shallower, and yellowed, the irises backed and packed with tarnished tinfoil seen through the lenses of old scratched isinglass.
A few years later it expanded to include caviar and isinglass, a product used in the clarification of wine and beer, made from the fish's swim bladder.
Jameson Small has launched the Isinglass River Mops Exchange, a New England program that could have a profitable impact on local brewers and farmers.
8, 2014 /PRNewswire/ -- Research and Markets has announced the addition of the "Gelatin and Gelatin Derivatives Isinglass and Bone Glues Market in Europe 2014-2018" report to their offering.
Clarify it with anything from egg whites to isinglass.
And clarifying, getting the Isinglass working the first time, and it has to settle out again.
Often forgotten and expensive to replace are the fasteners and zippers of enclosures and isinglass.