Definition of tetrad

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Tetrad (n.) A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad..

Lern More About Tetrad

Arthrostraca :: Arthrostraca (n. pl.) One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda..
Gymnodont :: Gymnodont (n.) One of a group of plectognath fishes (Gymnodontes), having the teeth and jaws consolidated into one or two bony plates, on each jaw, as the diodonts and tetradonts. See Bur fish, Globefish, Diodon..
Tetrad :: Tetrad (n.) A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad..
Tetradon :: Tetradon (n.) See Tetrodon.
Tetradynamia :: Tetradynamia (n. pl.) A Linnaean class of plants having six stamens, four of which are longer than the others..
Tetradynamian :: Tetradynamian (a.) Alt. of Tetradynamou.
Tetradactylous :: Tetradactylous (a.) Having, or characterized by, four digits to the foot or hand..
Tetrad :: Tetrad (n.) The number four; a collection of four things; a quaternion.
Tetradont :: Tetradont (a. & n.) See Tetrodont.
Amphipoda :: Amphipoda (n. pl.) A numerous group of fourteen -- footed Crustacea, inhabiting both fresh and salt water. The body is usually compressed laterally, and the anterior pairs or legs are directed downward and forward, but the posterior legs are usually turned upward and backward. The beach flea is an example. See Tetradecapoda and Arthrostraca..
Tamandu :: Tamandu (n.) A small ant-eater (Tamandua tetradactyla) native of the tropical parts of South America.
Phatagin :: Phatagin (n.) The long-tailed pangolin (Manis tetradactyla); -- called also ipi.
Tetradynamian :: Tetradynamian (n.) A plant of the order Tetradynamia.
Tetradic :: Tetradic (a.) Of or pertaining to a tetrad; possessing or having the characteristics of a tetrad; as, a carbon is a tetradic element..
Stateroom :: Stater (n.) The principal gold coin of ancient Grece. It varied much in value, the stater best known at Athens being worth about £1 2s., or about $5.35. The Attic silver tetradrachm was in later times called stater..
Tetradrachma :: Tetradrachma (n.) A silver coin among the ancient Greeks, of the value of four drachms..
Tetradactyle :: Tetradactyle (a.) Tetradactylous.
Tetradecane :: Tetradecane (n.) A light oily hydrocarbon, C14H30, of the marsh-gas series; -- so called from the fourteen carbon atoms in the molecule..
Tetradymite :: Tetradymite (n.) A telluride of bismuth. It is of a pale steel-gray color and metallic luster, and usually occurs in foliated masses. Called also telluric bismuth..
Tetradrachm :: Tetradrachm (n.) Alt. of Tetradrachm.
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