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

We appreciate the perspective from veterinary medicine, where glucosamine and chondroitin are sometimes found to be quite helpful.

From Seattle Times • Sep. 3, 2023

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

From Textbooks • Jun. 9, 2022

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

My brother was to have a knee replacement in 1999, taking glucosamine allowed him to walk well for another 15 years.

From New York Times • Apr. 24, 2017

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