US /ˈlæktɪk/ UK /ˈlæktɪk/
adj Freq #58603

Meanings

  1. 1
    adj

    relating to, derived from, or occurring in milk

    The laboratory examined the lactic proteins remaining in the whey.

  2. 2
    adj

    relating to lactic acid or to microorganisms and processes that produce it

    Lactic fermentation gives yogurt its characteristic acidity.

Thesaurus

Synonyms
1 adj · relating to, derived from,... milk-derived
2 adj · relating to lactic acid or... lactic-acid-producing
Word family
Derived forms polylactic
Related forms lactic acidlactatelactationmilk

Etymology

Formed from Latin lact-, the stem of lac, 'milk,' + -ic. Chemists first used lactic for acid isolated from sour milk, and the adjective broadened to fermentation, bacteria, and compounds associated with lactic acid.

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