1
a
: of or relating to milk
b
: obtained from sour milk or whey
2
: involving the production of lactic acid
Examples of lactic in a Sentence
Recent Examples on the Web
Packed with the holy trinity of gentle chemical exfoliants—lactic, glycolic, and mandelic acid—along with physical exfoliators (coffee), this body scrub guarantees results.
—
Kiana Murden, Vogue, 14 June 2024
This plush night cream pairs peptides and a retinoid with lactic and glycolic acids—but if that sounds intense, know that the blend of ceramides, squalane, and niacinamide supports the skin barrier and offsets the potential for dryness and irritation.
—Deanna Pai, Allure, 12 June 2024
Meanwhile, several of the creams contained lactic or mandelic acids, whose low pH creates an environment that favors the growth of those good, non-stinky bacteria, crowding out odor-causing germs.
—Keren Landman, Vox, 20 May 2024
Step 1: Use the lactic, glycolic and mandelic acid peel that instantly sweeps away dead skin cells across multiple layers.
—India Espy-Jones, Essence, 3 May 2024
See all Example Sentences for lactic 
Kiana Murden, Vogue, 14 June 2024
This plush night cream pairs peptides and a retinoid with lactic and glycolic acids—but if that sounds intense, know that the blend of ceramides, squalane, and niacinamide supports the skin barrier and offsets the potential for dryness and irritation.
—Deanna Pai, Allure, 12 June 2024
Meanwhile, several of the creams contained lactic or mandelic acids, whose low pH creates an environment that favors the growth of those good, non-stinky bacteria, crowding out odor-causing germs.
—Keren Landman, Vox, 20 May 2024
Step 1: Use the lactic, glycolic and mandelic acid peel that instantly sweeps away dead skin cells across multiple layers.
—India Espy-Jones, Essence, 3 May 2024
See all Example Sentences for lactic
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lactic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Lactic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lactic. Accessed 26 Jul. 2024.
Copy CitationMedical Definition
lactic
adjective
lac·tic
ˈlak-tik 
1
a
: of or relating to milk
b
: obtained from sour milk or whey
2
: involving the production of lactic acid
lactic fermentation
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