TETRAGON

quadrilateral, quadrangle, tetragon

(noun) a four-sided polygon

Source: WordNet® 3.1

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Etymology

Noun

tetragon (plural tetragons)

(geometry, rare) Quadrilateral.

An aspect of two planets with regard to the Earth when they are distant from each other ninety degrees, or a quarter-circle.

Synonyms

• quadrangle; see also quadrilateral

Anagrams

• on target

Source: Wiktionary

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Tet"ra*gon, n. Etym: [L. tetragonum, Gr. Tetra-) + tétragone.]

1. (Geom.)

Definition: A plane figure having four sides and angles; a quadrangle, as a square, a rhombus, etc.

2. (Astrol.)

Definition: 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. Hutton.

Source: Webster’s Unabridged Dictionary 1913 Edition

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