The meaning of CHITIN is a horny polysaccharide (C8H13NO5)n that forms part of the hard outer integument especially of insects, arachnids, and crustaceans.

Chitin is a modified polysaccharide that contains nitrogen; it is synthesized from units of N -acetyl- D -glucosamine (to be precise, 2- (acetylamino)-2-deoxy- D -glucose). These units form covalent β- (1→4)-linkages (like the linkages between glucose units forming cellulose).

Define chitinous. chitinous synonyms, chitinous pronunciation, chitinous translation, English dictionary definition of chitinous. n. A nitrogen-containing polysaccharide that is a tough, protective, semitransparent substance and is the principal component of …

CHITINOUS definition: consisting of or resembling a polysaccharide that is the principal component of the... | Meaning, pronunciation, translations and examples

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Jan 2, 2025 · chitinous (comparative more chitinous, superlative most chitinous) Made of, pertaining to, or resembling chitin.

There is one meaning in OED's entry for the adjective chitinous. See ‘Meaning & use’ for definition, usage, and quotation evidence.

Made of, pertaining to, or resembling chitin. Sutures are stated to mark off some of these pieces, but in the proper sense of that term as applied to the skeletal structures of the Vertebrata, no …

Biochemistry a nitrogen-containing polysaccharide, related chemically to cellulose, that forms a semitransparent horny substance and is a principal constituent of the exoskeleton, or outer …

Chitin is a long, unbranched molecule consisting entirely of N -acetyl- d -glucosamine units linked by β-1,4 bonds (see illustration). It may be thought of as cellulose in which the hydroxyl groups on the second carbon are replaced with NHCOCH 3 groups.