Ossein
Pronunciation : Os"se*in
Part of Speech : n.
Etymology : [L. os bone.] (Physiol. Chem.)
Definition : Defn: The organic basis of bone tissue; the residue after removal of the mineral matters from bone by dilute acid; in embryonic tissue, the substance in which the mineral salts are deposited to form bone; -- called also ostein. Chemically it is the same as collagen.
Source : Webster's Unabridged Dictionary, 1913