Definition of whey in English:


Line breaks: whey
Pronunciation: /weɪ


[mass noun]
  • The watery part of milk that remains after the formation of curds.
    More example sentences
    • Skimmed milk and whey are the other main ingredients, plain water being used instead for purely vegetable brands.
    • Butter-milk, skimmed milk and whey were also drunk but probably not in such great quantity at a feast.
    • All are made without the dairy derivatives lactose, butterfat, milk, whey and casein.


Old English hwæg, hweg, of Germanic origin; related to Dutch wei.

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