from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of a class of generally insoluble proteins, such as collagen, found especially in skeletal and connective tissue.
from The Century Dictionary.
- noun A term suggested to designate the albuminoids which occur widely distributed in the skeletal tissues of the animal organism.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry Any of many
fibrous proteinsfound in connective tissueetc
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a simple protein found in horny and cartilaginous tissues and in the lens of the eye
Sorry, no etymologies found.
It is a scleroprotein present largely in cuticular structures such as hair, nails, horn.