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
But metformin can cause a serious condition called lactic acidosis.
—
Stephanie Brown, Verywell Health, 4 Apr. 2024
Evidence suggests that metformin may increase the risk of a potentially fatal condition called lactic acidosis, which is a buildup of lactic acid in the blood.
—Danielle Weiss, Verywell Health, 29 Aug. 2023
The elixir pairs peptides, AHA/BHA (specifically, glycolic, mandelic, lactic, and phytic acid), bioferments, shea butter, and papain into a silky exfoliant that smooths skin texture, conditions flaky skin, and soothes irritation.
—Kiana Murden, Vogue, 29 Feb. 2024
The core exfoliating benefits come from the pairing of retinol with alpha hydroxy acid (AHA) and a blend of glycolic, lactic, and salicylic acid.
—Macaela MacKenzie, Glamour, 15 Feb. 2024
Both ingredients can appear on labels with a variety of names — including retinyl acetate or all-trans retinoic acid for the former, and glycolic, lactic or citric acid for the latter.
—Katie Mogg, NBC News, 29 Feb. 2024
The mix of retinol, urea, lactic and glycolic acid is great for exfoliating, smoothing, and evening out my body's skin tone.
—Kiana Murden, Vogue, 14 Feb. 2024
Add this clarifying body wash, which contains chemical exfoliants, including salicylic, lactic, and mandelic acids, to your shower routine.
—Jenn Barthole, Glamour, 17 Jan. 2024
On the palate was an intriguing mélange of that yellow apple and hazelnut, but also with savory herbs, and a lactic quality that was not quite cream, but, yet, was creamy.
—Lana Bortolot, Forbes, 30 Nov. 2023
Stephanie Brown, Verywell Health, 4 Apr. 2024
Evidence suggests that metformin may increase the risk of a potentially fatal condition called lactic acidosis, which is a buildup of lactic acid in the blood.
—Danielle Weiss, Verywell Health, 29 Aug. 2023
The elixir pairs peptides, AHA/BHA (specifically, glycolic, mandelic, lactic, and phytic acid), bioferments, shea butter, and papain into a silky exfoliant that smooths skin texture, conditions flaky skin, and soothes irritation.
—Kiana Murden, Vogue, 29 Feb. 2024
The core exfoliating benefits come from the pairing of retinol with alpha hydroxy acid (AHA) and a blend of glycolic, lactic, and salicylic acid.
—Macaela MacKenzie, Glamour, 15 Feb. 2024
Both ingredients can appear on labels with a variety of names — including retinyl acetate or all-trans retinoic acid for the former, and glycolic, lactic or citric acid for the latter.
—Katie Mogg, NBC News, 29 Feb. 2024
The mix of retinol, urea, lactic and glycolic acid is great for exfoliating, smoothing, and evening out my body's skin tone.
—Kiana Murden, Vogue, 14 Feb. 2024
Add this clarifying body wash, which contains chemical exfoliants, including salicylic, lactic, and mandelic acids, to your shower routine.
—Jenn Barthole, Glamour, 17 Jan. 2024
On the palate was an intriguing mélange of that yellow apple and hazelnut, but also with savory herbs, and a lactic quality that was not quite cream, but, yet, was creamy.
—Lana Bortolot, Forbes, 30 Nov. 2023
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.
Word History
First Known Use
1790, in the meaning defined at sense 1a
Phrases Containing lactic
Dictionary Entries Near lactic
Cite this Entry
“Lactic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lactic. Accessed 16 Apr. 2024.
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Medical 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
More from Merriam-Webster on lactic
Britannica English: Translation of lactic for Arabic Speakers
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