glycine

noun

gly·​cine ˈglī-ˌsēn  ˈglī-sᵊn 

: a sweet crystalline amino acid C₂H₅NO₂ obtained especially by hydrolysis of proteins

Examples of glycine in a Sentence

Recent Examples on the Web

And Susie points to recent research that highlights how bone broth contains amino acids like glutamine, glycine, proline, histidine and arginine, which can collectively be helpful with immune function, tissue repair and muscle recovery. —Daryl Austin, USA Today, 6 June 2026

Your body breaks it down into amino acids, primarily glycine, proline, and hydroxyproline. —Jillian Kubala, Health, 4 June 2026

Reddened complexions can benefit from azelaic acid and capryloyl glycine, both of which feature in Idriss’ Left Un-Red Reducer serum, a product in her own skin care line. —Diana Tsui, Footwear News, 15 May 2026

Key Takeaways Gelatin contains amino acids like glycine, which may help regulate inflammation and support the gut lining. —Jennifer Klump, Verywell Health, 13 May 2026

Word History

First Known Use

1851, in the meaning defined above

Rhymes for glycine

• agin
• alkene
• allene
• ameen
• amin
• arene
• athene
• baleen
• beeline
• benzene
• between
• bromine

Medical Definition

glycine

noun

gly·​cine ˈglī-ˌsēn  ˈglīs-ᵊn 

: a sweet crystalline nonessential amino acid C₂H₅NO₂ that is a neurotransmitter which induces inhibition of postsynaptic neurons, is obtained by hydrolysis of proteins or is prepared synthetically, and is used in the form of its salt as an antacid or in aqueous solution as an irrigating fluid in transurethral surgery

—abbreviation Gly

called also aminoacetic acid, glycocoll