ami·​no | \ ə-ˈmē-(ˌ)nō How to pronounce amino (audio) \

Definition of amino

: relating to, being, or containing an amine group often used in combination

Examples of amino in a Sentence

Recent Examples on the Web Packed with peptides, amino acids and pigmy waterlily stem cell extract, this moisturizer fights signs of aging while deeply hydrating the skin. Kara Cuzzone, Forbes, "The Best Deals To Shop This Weekend, Including 20% Off Drunk Elephant," 9 Apr. 2021 Some products claim that because silk contains amino acids, sleeping on a silk pillowcase will transfer them into the skin and hair; doctors say this isn’t true. Washington Post, "Silk pillowcases may provide some hair and skin benefits, but they’re not miracle workers," 6 Apr. 2021 Both products contain a beautiful blend of coconut oil, jojoba oil, and amino acids to strengthen hair and leave it looking glossier. Sophie Cockett, Glamour, "Kate Middleton Swears By This Styling Cream to Smooth Frizz," 4 Apr. 2021 These molecules are made up of amino acids that, in skin care, can encourage the formation of collagen and help prevent the body's natural collagen breakdown process. Sarah Jacoby, SELF, "The New Drunk Elephant Serum Is an Easy Way to Level Up Your Antiaging Skin-Care Routine," 2 Apr. 2021 Similar findings have emerged for other amino acids. Jocelyn Kaiser, Science | AAAS, "Special diets might boost the power of drugs to vanquish cancers," 1 Apr. 2021 The study of this type of asteroid has revealed the presence of amino acids and other organic compounds that may have served as a starting point for life to form on a primitive Earth. Mike Wehner, BGR, "A meteorite that struck a family’s driveway may offers clues to life," 9 Mar. 2021 Well Menu, with items packed with amino acids, vitamins, and minerals that promote rest and recovery. Judy Koutsky, Travel + Leisure, "21 Babymoon Ideas for Every Type of Traveler," 6 Mar. 2021 Every formula is infused with silk protein, whose amino acids work their way inside the core of curly hair. Jessica Cruel, Allure, "Nexxus's Curl Define Line Adds Protein Without Making Natural Hair Brittle," 1 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amino.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of amino

circa 1895, in the meaning defined above

History and Etymology for amino

International Scientific Vocabulary amine + -o-

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Time Traveler for amino

Time Traveler

The first known use of amino was circa 1895

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Statistics for amino

Last Updated

16 Apr 2021

Cite this Entry

“Amino.” Dictionary, Merriam-Webster, Accessed 20 Apr. 2021.

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More Definitions for amino


ami·​no | \ ə-ˈmē-(ˌ)nō How to pronounce amino (audio) \

Medical Definition of amino

: relating to, being, or containing an amine group often used in combination

More from Merriam-Webster on amino

Britannica English: Translation of amino for Arabic Speakers

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