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Tetradecane
n.
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A light oily hydrocarbon, C14H30, of the marsh-gas series; -- so called from the fourteen carbon atoms in the molecule.
Tetradecapoda
n. pl.
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Same as Arthrostraca.
Tetradic
a.
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Of or pertaining to a tetrad; possessing or having the characteristics of a tetrad; as, a carbon is a tetradic element.
Tetradite
n.
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A person in some way remarkable with regard to the number four, as one born on the fourth day of the month, or one who reverenced four persons in the Godhead.
Tetradon
n.
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See Tetrodon.
Tetradont
a. & n.
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See Tetrodont.
Tetradrachm
n.
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Alt. of Tetradrachma
Tetradrachma
n.
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A silver coin among the ancient Greeks, of the value of four drachms.
Tetradymite
n.
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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.
Tetradynamia
n. pl.
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A Linnaean class of plants having six stamens, four of which are longer than the others.
Tetradynamian
n.
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A plant of the order Tetradynamia.
Tetradynamian
a.
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Alt. of Tetradynamous
Tetradynamous
a.
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Belonging to the order Tetradynamia; having six stamens, four of which are uniformly longer than the others.
Tetragon
n.
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A plane figure having four sides and angles; a quadrangle, as a square, a rhombus, etc.
Tetragon
n.
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An aspect of two planets with regard to the earth when they are distant from each other ninety degrees, or the fourth of a circle.
Tetragonal
a.
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Of or pertaining to a tetragon; having four angles or sides; thus, the square, the parallelogram, the rhombus, and the trapezium are tetragonal fingers.
Tetragonal
a.
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Having four prominent longitudinal angles.
Tetragonal
a.
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Designating, or belonging to, a certain system of crystallization; dimetric. See Tetragonal system, under Crystallization.
Tetragrammaton
n.
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The mystic number four, which was often symbolized to represent the Deity, whose name was expressed by four letters among some ancient nations; as, the Hebrew JeHoVaH, Greek qeo`s, Latin deus, etc.
Tetragynia
n. pl.
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A Linnaean order of plants having four styles.
Tetragynian
a.
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Alt. of Tetragynous
Tetragynous
a.
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Belonging to the order Tetragynia; having four styles.
Tetrahedral
a.
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Having, or composed of, four sides.
Tetrahedral
a.
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Having the form of the regular tetrahedron.
Tetrahedral
a.
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Pertaining or related to a tetrahedron, or to the system of hemihedral forms to which the tetrahedron belongs.
Tetrahedrally
adv.
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In a tetrahedral manner.
Tetrahedrite
n.
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A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, and some varieties yield a considerable presentage of silver. Called also gray copper ore, fahlore, and panabase.
Tetrahedron
n.
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A solid figure inclosed or bounded by four triangles.
Tetrahexahedral
a.
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Pertaining to a tetrahexahedron.
Tetrahexahedron
n.
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A solid in the isometric system, bounded by twenty-four equal triangular faces, four corresponding to each face of the cube.