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lactose

[lak-tohs] / ˈlæk toʊs /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Shortly after Meadow Lane opened, customers posted online about undercooked chicken nuggets; another shopper, who was lactose intolerant, said that she’d bought chili topped with cheese that wasn’t on the list of ingredients.

From The Wall Street Journal • Feb. 10, 2026

“Being a backtalker is like being lactose intolerant,” she writes in “A Note From Kim.”

From Los Angeles Times • Jan. 30, 2026

It appears in milk and other dairy products when lactose breaks down under heat or enzymatic activity, including during the production of yogurt, cheese, and kefir.

From Science Daily • Jan. 13, 2026

The team at Verley, a French startup, will then purify the protein, including extracting the lactose.

From BBC • Oct. 6, 2025

Another gene encoded an enzyme that was needed to break down lactose into parts.

From "The Gene" by Siddhartha Mukherjee