chitin - WordReference English dictionary, questions, discussion and forums. n chitin The name given by Odier to the organic substance which forms the elytra and integuments of insects and the carapaces of Crustacea, and which may be obtained by exhausting the wing-cases of May-beetles or June-bugs with water, alcohol, ether, acetic acid, and boiling alkalis. Definition; n. A hard outside covering, as of a fruit or an animal. n. 1. Example sentences containing chitinous 3. artillery shell This is a temporary entry shows related information about artillery shell because Dictpedia does not have an entry with this word right now. The word "chitin" derives from the French word chitine and Greek word chiton, which mean "covering." Order : 5000 Kilograms Chitin from Shrimp Shell . The definition of a shell is a hard covering on the outside of something. noun Same as chaffinch, 1. from the GNU version of the Collaborative International Dictionary of English. Chitin Chitin is a major constituent of the exoskeleton, or external skeleton, of many arthropods such as insects, spiders, and crustaceans. Webster's Revised Unabridged Dictionary (1913) ... the hard calcareous or chitinous external covering of mollusks, crustaceans, and some other invertebrates. Meaning of chitinous with illustrations and photos. In higher crustaceans, such as crabs, the chitinous shell is impregnated with limestone salts, which give it great toughness. 8. n. The hard covering of an egg. Synonyms for chitinous in Free Thesaurus. Chitin was identified by infrared spectrophotometry in the trochoid shell of the actinian Stylobates. Definition / a temporary entry . n. A nitrogen-containing polysaccharide that is a tough, protective, semitransparent substance and is the principal component of arthropod exoskeletons and: 16. Chitin Definition. Chitin in Arthropods One of the most diverse groups of animals in the world are the Arthropods. It is solid, transparent, and of horny aspect. Daphnia eggs for sale are generally enclosed in ephippia (a thick shell, consisting of two chitinous plates, that encloses and protects the winter eggs of a cladoceran). Of the nature of a shell; testaceous; conchylious; chitinous, as the carapace of a crab; calcareous, as the shell of a mollusk; silicious, as the test of a radiolarian. Play media. It constitutes 1.7 percent of the shell by weight, the rest probably being protein. 3. Chitin is found in the exoskeletons of insects, the cell walls of fungi, and certain hard structures in invertebrates and fish. Looking for definition of Shell? Chitin Definition. chitinous translation in English - Portuguese Reverso dictionary, see also 'chit',chin',chippings',Chinese', examples, definition, conjugation Min. The beating heart of Daphnia under the microscope. The structure of chitin was described by Albert Hoffman in 1929. As a verb shell is to remove the outer covering or shell of something see sheller. chitynowy { adjective } made of, pertaining to, or resembling chitin. The hard calcareous or chitinous external covering of mollusks, crustaceans, and some other invertebrates. shell synonyms, shell pronunciation, shell translation, English dictionary definition of shell. In terms of abundance, chitin is second to only cellulose. In the biosphere, more than 1 billion tons of chitin are synthesized each year by organisms. Waste shell from the shellfish (e.g., crab, shrimp, lobster) industry is an important source of chitin. Type: adjective; Copy to clipboard; Details / edit; en.wiktionary2016. Chitin is found in the exoskeleton of pests, the fungal cell wall and invertebrates, and some hard structures in fish. Bläddra milions ord och fraser på alla språk. What are synonyms for chitinous? Chitin is a large, structural polysaccharide made from chains of modified glucose. In terms of abundance, chitin is second only to cellulose. Chitin definition, 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. Antonyms for chitinous. In fact, finding a solution to the potential environmental problem of waste shell is one reason why R&D on chitin progressed (Van Ornum 1992). chitinous . translation and definition "chitinous", English-Polish Dictionary online. Of arthropod exoskeletons and: 16 in Table 1 horny aspect was described by Albert Hoffman 1929! The biosphere, more than 1 billion tons of chitin are synthesized each by. Animals such as shrimp and lobster, and of phosphate of lime synthesized each year by.... Of chitin chitin, a naturally occurring biopolymer animals such as crabs the. Arthropod exoskeletons and: 16 - chitinous synonyms, chitinous pronunciation, chitinous,! 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