chitin

noun
chi·tin | \ˈkī-tᵊn \

Definition of chitin 

: a horny polysaccharide (C8H13NO5)n that forms part of the hard outer integument especially of insects, arachnids, and crustaceans

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Other Words from chitin

chitinous \ˈkī-tᵊn-əs, ˈkīt-nəs \ adjective

Examples of chitin in a Sentence

Recent Examples on the Web

Adding products containing chitin to the soil can help reduce problems. The Editors Of Organic Life, Good Housekeeping, "Grow Healthy Food By Identifying + Treating These Common Plant Diseases," 21 July 2015 The brilliant white of its scales does not derive from a pigment, but rather from intricate networks of chitin filaments. Brigit Katz, Smithsonian, "Scientists Create a Super-White Coating, with Help from a Super-White Beetle," 15 Mar. 2018 Prices for chitin and chitosan, a refined derivative, range from $10 to $3,000 per pound, depending on quality. Laine Welch, Anchorage Daily News, "Seafood industry seeks new value in fish parts," 15 Jan. 2018 The exoskeleton of crabs contains chitin, one of the most abundant biodegradable materials in the world. Laine Welch, Anchorage Daily News, "Seafood industry seeks new value in fish parts," 15 Jan. 2018 Unlike plants, the cell walls of mushrooms are lined with a fibrous substance called chitin, which makes them strong and flexible. Sarah Gibbens, National Geographic, "This Furniture Is Made Out of Mushrooms," 22 Sep. 2017 These contain chitin, which has potential uses in makeup, soil amendments and biomedical products. Kara Carlson, The Seattle Times, "Wriggle room: Beta Hatch’s insect farm grows millions of mealworms," 22 June 2017 Urban and co-author Biswajit Ghosh, also of the University of Southern Mississippi, created the compound by mixing chitosan—a derivative of chitin, the main component of arthropod exoskeletons— Michael Wall, WIRED, "Polyurethane Coating Could Make Self-Healing Car Paint," 12 Mar. 2009

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chitin.' 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 chitin

circa 1839, in the meaning defined above

History and Etymology for chitin

French chitine, from Greek chitōn

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Time Traveler for chitin

The first known use of chitin was circa 1839

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More Definitions for chitin

chitin

noun
chi·tin | \ˈkīt-ᵊn \

Medical Definition of chitin 

: a horny polysaccharide that forms part of the hard outer integument especially of insects, arachnids, and crustaceans

Other Words from chitin

chitinous \ˈkīt-ᵊn-əs, ˈkīt-nəs \ adjective

More from Merriam-Webster on chitin

See words that rhyme with chitin

Britannica.com: Encyclopedia article about chitin

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