Definition of chitin

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Chitin (n.) A white amorphous horny substance forming the harder part of the outer integument of insects, crustacea, and various other invertebrates; entomolin..

Lern More About Chitin

Hypoderma :: Hypoderma (n.) An inner cellular layer which lies beneath the chitinous cuticle of arthropods, annelids, and some other invertebrates..
Chitinization :: Chitinization (n.) The process of becoming chitinous.
Obtected :: Obtected (a.) Covered with a hard chitinous case, as the pupa of certain files..
Tubulicole :: Tubulicole (n.) Any hydroid which has tubular chitinous stems.
Sertularian :: Sertularian (n.) Any species of Sertularia, or of Sertularidae, a family of hydroids having branched chitinous stems and simple sessile hydrothecae. Also used adjectively..
Taenidium :: Taenidium (n.) The chitinous fiber forming the spiral thread of the tracheae of insects. See Illust. of Trachea.
Entomolin :: Entomolin (n.) See Chitin.
Radula :: Radula (n.) The chitinous ribbon bearing the teeth of mollusks; -- called also lingual ribbon, and tongue. See Odontophore..
Pneumoskeleton :: Pneumoskeleton (n.) A chitinous structure which supports the gill in some invertebrates.
Chitin :: Chitin (n.) A white amorphous horny substance forming the harder part of the outer integument of insects, crustacea, and various other invertebrates; entomolin..
Chitinous :: Chitinous (a.) Having the nature of chitin; consisting of, or containing, chitin..
Sclerite :: Sclerite (n.) A hard chitinous or calcareous process or corpuscle, especially a spicule of the Alcyonaria..
Odontophore :: Odontophore (n.) A special structure found in the mouth of most mollusks, except bivalves. It consists of several muscles and a cartilage which supports a chitinous radula, or lingual ribbon, armed with teeth. Also applied to the radula alone. See Radula..
Parapleura :: Parapleura (n.) A chitinous piece between the metasternum and the pleuron of certain insects.
Theca :: Theca (n.) The chitinous cup which protects the hydranths of certain hydroids.
Wing :: Wing (n.) One of the two pairs of upper thoracic appendages of most hexapod insects. They are broad, fanlike organs formed of a double membrane and strengthened by chitinous veins or nervures..
Elytrin :: Elytrin (n.) See Chitin.
Urechitin :: Urechitin (n.) A glucoside extracted from the leaves of a certain plant (Urechitis suberecta) as a bitter white crystalline substance.
Seta :: Seta (n.) One of the movable chitinous spines or hooks of an annelid. They usually arise in clusters from muscular capsules, and are used in locomotion and for defense. They are very diverse in form..
Urechitoxin :: Urechitoxin (n.) A poisonous glucoside found accompanying urechitin, and extracted as a bitter white crystalline substance..
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