Hypertext Webster Gateway: "butyrin"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Butyrin \Bu"ty*rin\, n. (Physiol. Chem.)
A butyrate of glycerin; a fat contained in small quantity in
milk, which helps to give to butter its peculiar flavor.
From WordNet (r) 1.7 (wn)
butyrin
n : any of three glycerides of butyric acid
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