sclerotin

[ skleer-uh-tin, skler- ]
/ ˈsklɪər ə tɪn, ˈsklɛr- /

noun Biochemistry.

an insoluble protein that serves to stiffen the chitin of the cuticle of arthropods.

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Origin of sclerotin

1935–40; <Greek sklērṓt(ēs) hardness + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for sclerotin

sclerotin
/ (ˈsklɛrəʊtɪn) /

noun

a protein in the cuticle of insects that becomes hard and dark
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