- Semiglutin Sem`i*glu"tin, n. (Physiol. Chem.) A peptonelike body, insoluble in alcohol, formed by boiling collagen or gelatin for a long time in water. Hemicollin, a like body, is also formed at the same time, and differs from semiglutin by being partly soluble in alcohol. [1913 Webster]
The Collaborative International Dictionary of English. 2000.