lactoglobulin

noun

lac·​to·​glob·​u·​lin ˌlak-tə-ˈglä-byə-lən How to pronounce lactoglobulin (audio)
: a crystalline protein fraction that is obtained from the whey of milk

Word History

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of lactoglobulin was in 1885

Rhymes for lactoglobulin

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Browse Nearby Words

lactogenic
lactoglobulin
lactone
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Cite this Entry

“Lactoglobulin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lactoglobulin. Accessed 6 Jul. 2026.

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Medical Definition

lactoglobulin

noun
lac·​to·​glob·​u·​lin -ˈgläb-yə-lən How to pronounce lactoglobulin (audio)
: a crystalline protein fraction that is obtained from the whey of milk
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