glucosamine

American  

[gloo-koh-suh-meen, -min] / gluˈkoʊ səˌmin, -mɪn /

noun

Biochemistry.

1. an aminosugar occurring in many polysaccharides of vertebrate tissue and also as the major component of chitin.

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glucosamine British  

/ ɡluːˈkəʊzˈəmiːn /

noun

1. the amino derivative of glucose that occurs in chitin. It has been used in some herbal remedies

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glucosamine Scientific  

/ glo̅o̅-kō′sə-mēn′,glo̅o̅′kō- /

1. An amino derivative of glucose in which an amino group replaces a hydroxyl group. It is a component of many polysaccharides and is the basic structural unit of chitin. Glucosamine is used as an over-the-counter dietary supplement by some people with symptoms of arthritis. Chemical formula: C ₆ H ₁₃ NO ₅ .

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Etymology

Origin of glucosamine

First recorded in 1880–85; glucose + -amine

Example Sentences

After reading the column, I tried glucosamine and chondroitin.

From Seattle Times • Sep. 14, 2022

Chitin is a nitrogen-containing polysaccharide, with repeating units of N-acetyl- β -D- glucosamine, a modified sugar.

From Textbooks • Jun. 9, 2022

There’s no high-quality evidence that supplements, including glucosamine and chondroitin, make any difference, according to both Dr. Roos and Dr. Whittaker — though they don’t appear to be harmful either.

From New York Times • Nov. 19, 2021

Older players offer tips such as taking the joint supplements glucosamine and chondroitin or doing single-leg squats for strength and balance, but tennis itself is a boon to longevity.

From Washington Post • Aug. 23, 2019

When hydrolysed these fungoid celluloses yield, in addition to monoses, glucosamine and acetic acid.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 "Cat" to "Celt" by Various