Definition of lactic acid in English:

lactic acid

Line breaks: lac¦tic acid
Pronunciation: /laktɪkˈasɪd


[mass noun] Biochemistry
  • A colourless syrupy organic acid formed in sour milk, and produced in the muscle tissues during strenuous exercise.
    • Chemical formula: CH3CH(OH)COOH
    More example sentences
    • Scheele also discovered many of what we now call organic acids, for example lactic acid in sour milk and citric, malic, and tartaric acids in fruits.
    • Without these enzymes, lactic acid and other organic acids build up in the body.
    • The effect of this is too gradually calm down the muscles but also to help the removal of lactic acid from the muscle tissues.

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