whey

Meanings

1. 1
   noun

   the watery liquid left after milk has curdled and the curds have been removed, especially during cheesemaking

   The cheesemaker drained the whey into a separate tank for use in protein products.

From Middle English whey, from Old English hwaeg, with cognates in Dutch wei and Low German Wei. The word has referred to the liquid separated from curds since Old English.

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