FIBROIN

Noun

fibroin (plural fibroins)

(protein) A tough elastic protein that is the main component of silk and of spider's webs

Source: Wiktionary


Fi"bro*in ( or ), n. Etym: [L. fibra a fiber.] (Chem.)

Definition: A variety of gelatin; the chief ingredient of raw silk, extracted as a white amorphous mass.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

30 April 2025

SCOMBROID

(noun) important marine food and game fishes found in all tropical and temperate seas; some are at least partially endothermic and can thrive in colder waters


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Coffee Trivia

Plain brewed coffee contains almost no calories, while coffee with dairy products, sugar, and other flavorings is much higher in calories. An espresso has 20 calories. A nonfat latte has 72, while a flavored one has 134.

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