Main Entry: whey

Pronunciation: \ˈhwā, ˈwā\

Function: noun

Etymology: Middle English, from Old English hwæg; akin to Middle Dutch wey whey

Date: before 12th century

: the watery part of milk that is separated from the coagulable part or curd especially in the process of making cheese and that is rich in lactose, minerals, and vitamins and contains lactalbumin and traces of fat

— whey·like \-ˌlīk\ adjective