glutamine
noun
glu·ta·mine
ˈglü-tə-ˌmēn 
: a crystalline amino acid C5H10N2O3 that is found both free and in proteins in plants and animals and that yields glutamic acid and ammonia on hydrolysis
Examples of glutamine in a Sentence
Recent Examples on the Web
People with Huntington’s Disease have a genetic mutation that encodes for a protein, Huntington, that contains far too many of the amino acid glutamine, a common building block for proteins.
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Matt Hrodey, Discover Magazine, 7 July 2023
To create it, NAC bonds with two other amino acids—glutamine and glycine.
—Nick Blackmer, Verywell Health, 21 June 2023
Garden of Life Organic Vegan Sport Protein Powder includes glutamine to help support your immune system and promote a healthy gut.
—Amber Smith, Discover Magazine, 12 Oct. 2022
Cellucor Whey Sport contains 25 grams of protein per serving, as well as glutamine and BCAAs.
—Amber Smith, Discover Magazine, 16 Dec. 2022
Cellucor Whey Sport is a high-quality protein that not only includes a unique blend of glutamine and electrolytes, but is also gluten-free for those with dietary restrictions.
—Amber Smith, Discover Magazine, 5 Dec. 2022
It's fortified with L-glutamine and branched-chain amino acids (BCAAs), which are known to enhance muscle protein synthesis and reduce muscle fatigue.
—Paul Kita, Men's Health, 5 Apr. 2023
These include cysteine, glutamine and glycine.
—Good Housekeeping, 10 Feb. 2023
It’s made with naturally occurring and added glutamine — and always without gluten, lactose or fillers.
—Amber Smith, Discover Magazine, 12 Oct. 2022
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Matt Hrodey, Discover Magazine, 7 July 2023
To create it, NAC bonds with two other amino acids—glutamine and glycine.
—Nick Blackmer, Verywell Health, 21 June 2023
Garden of Life Organic Vegan Sport Protein Powder includes glutamine to help support your immune system and promote a healthy gut.
—Amber Smith, Discover Magazine, 12 Oct. 2022
Cellucor Whey Sport contains 25 grams of protein per serving, as well as glutamine and BCAAs.
—Amber Smith, Discover Magazine, 16 Dec. 2022
Cellucor Whey Sport is a high-quality protein that not only includes a unique blend of glutamine and electrolytes, but is also gluten-free for those with dietary restrictions.
—Amber Smith, Discover Magazine, 5 Dec. 2022
It's fortified with L-glutamine and branched-chain amino acids (BCAAs), which are known to enhance muscle protein synthesis and reduce muscle fatigue.
—Paul Kita, Men's Health, 5 Apr. 2023
These include cysteine, glutamine and glycine.
—Good Housekeeping, 10 Feb. 2023
It’s made with naturally occurring and added glutamine — and always without gluten, lactose or fillers.
—Amber Smith, Discover Magazine, 12 Oct. 2022
See More
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'glutamine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
International Scientific Vocabulary gluten + amine
First Known Use
circa 1885, in the meaning defined above
Dictionary Entries Near glutamine
Cite this Entry
“Glutamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glutamine. Accessed 4 Dec. 2023.
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Medical Definition
glutamine
noun
glu·ta·mine
ˈglüt-ə-ˌmēn
: a crystalline amino acid C5H10N2O3 that is found both free and in proteins in plants and animals and that yields glutamic acid and ammonia on hydrolysis
—abbreviation Gln
More from Merriam-Webster on glutamine
Britannica.com: Encyclopedia article about glutamine
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