RHOMB

rhombus, rhomb, diamond

(noun) a parallelogram with four equal sides; an oblique-angled equilateral parallelogram

Source: WordNet® 3.1


Noun

rhomb (plural rhombs)

A rhombus.

A rhombohedron.

Source: Wiktionary


Rhomb, n. Etym: [L. rhombus, Gr. wrench: cf. F. rhombe. Cf. Rhombus, Rhumb.]

1. (Geom.)

Definition: 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.)

Definition: 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. Nichol.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

23 January 2025

LEFT

(adjective) being or located on or directed toward the side of the body to the west when facing north; “my left hand”; “left center field”; “the left bank of a river is bank on your left side when you are facing downstream”


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Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

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