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: 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
Examples of whey in a Sentence
The curd has separated from the whey.
Recent Examples on the Web
One new protein powder trend is clear whey protein, like MyProtein Clear Whey Isolate.
—Amy Fischer Ms, Rd, Health, 15 Jan. 2025
Choose one in an isolated form, like whey protein isolate, which has a higher and more concentrated form of protein that can help maximize gains for those looking to put on muscle.
—Kari Sonde, TIME, 13 Jan. 2025
Many protein powders are made with whey protein, which is isolated from milk.
—Kristen Gasnick, Pt, Dpt, Verywell Health, 19 Dec. 2024
Three scoops of whey protein powder contain 50 grams of protein and 194 milligrams of choline (35% of the DV).43
16.
—Merve Ceylan, Health, 9 Dec. 2024
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Word History
Etymology
Middle English, from Old English hwæg; akin to Middle Dutch wey whey
First Known Use
before the 12th century, in the meaning defined above
Time Traveler
The first known use of whey was
before the 12th century
Phrases Containing whey
Dictionary Entries Near whey
Cite this Entry
“Whey.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/whey. Accessed 22 Jan. 2025.
Kids Definition
whey
noun
ˈhwā
ˈwā
: the watery part of milk that separates after the milk has soured and thickened especially in the process of making cheese compare curd sense 1
More from Merriam-Webster on whey
Nglish: Translation of whey for Spanish Speakers
Britannica English: Translation of whey for Arabic Speakers
Britannica.com: Encyclopedia article about whey
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