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Rhomb   Listen
noun
Rhomb  n.  
1.
(Geom.) An equilateral parallelogram, or quadrilateral figure whose sides are equal and the opposite sides parallel. The angles may be unequal, two being obtuse and two acute, as in the cut, or the angles may be equal, in which case it is usually called a square.
2.
(Geom.) A rhombohedron.
Fresnel's rhomb (Opt.), a rhomb or oblique parallelopiped of crown or St. Gobain glass so cut that a ray of light entering one of its faces at right angles shall emerge at right angles at the opposite face, after undergoing within the rhomb, at other faces, two reflections. It is used to produce a ray circularly polarized from a plane-polarized ray, or the reverse.






Collaborative International Dictionary of English 0.48








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"Rhomb" Quotes from Famous Books



... shall a certain part, pronounced complete, Endure effacement by another part? 80 Was the thing done?—then, what's to do again? See, in the chequered pavement opposite, Suppose the artist made a perfect rhomb, And next a lozenge, then a trapezoid— He did not overlay them, superimpose The new upon the old and blot it out, But laid them on a level in his work, Making at last a picture; there it lies. So, first the perfect ...
— Men and Women • Robert Browning

... carbonate. Calcium carbonate crystallizes in the form of rhomb-shaped crystals which belong to the hexagonal system. When very pure and transparent the substance is called Iceland spar. Calcite is a similar form, but somewhat opaque or clouded. Mexican onyx is a massive variety, streaked or banded with colors due to impurities. ...
— An Elementary Study of Chemistry • William McPherson

... angular elevation, angular distance, angular velocity; trigonometry, goniometry; altimetry^; clinometer, graphometer^, goniometer; theodolite; sextant, quadrant; dichotomy. triangle, trigon^, wedge; rectangle, square, lozenge, diamond; rhomb, rhombus; quadrangle, quadrilateral; parallelogram; quadrature; polygon, pentagon, hexagon, heptagon, octagon, oxygon^, decagon. pyramid, cone. Platonic bodies; cube, rhomboid; tetrahedron, pentahedron, hexahedron, octahedron, dodecahedron, icosahedron, eicosahedron; prism, pyramid; ...
— Roget's Thesaurus of English Words and Phrases: Body • Roget



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