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chitin: Meaning and Definition of
chi•tin
Pronunciation: (kī'tin), [key]
— n. Biochem.
- a nitrogen-containing polysaccharide, related chemically to cellulose, that forms a semitransparent horny substance and is a principal constituent of the exoskeleton, or outer covering, of insects, crustaceans, and arachnids.
See also:
- chitin (Thesaurus)
