butterfat

American

[buht-er-fat] / ˈbʌt ərˌfæt /

noun

butter; milk fat; a mixture of glycerides, mainly butyrin, olein, and palmitin.

butterfat British

/ ˈbʌtəˌfæt /

noun

the fatty substance of milk from which butter is made, consisting of a mixture of glycerides, mainly butyrin, olein, and palmitin

"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

Etymology

Origin of butterfat

First recorded in 1885–90; butter + fat

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023