tetragon

[ te-truh-gon, -guh n ]
/ ˈtɛ trəˌgɒn, -gən /

noun

a polygon having four angles or sides; a quadrangle or quadrilateral.

Origin of tetragon

From the Greek word tetrágōnon, dating back to 1620–30. See tetra-, -gon

Words nearby tetragon

tetraethyllead, tetrafluoride, tetrafluoroethene, tetrafluoroethylene, tetrafunctional, tetragon, tetragonal, tetragonal trisoctahedron, tetragram, tetragrammaton, tetrahedral

Example sentences from the Web for tetragon

  • A figure that is bounded by four straight lines is termed a quadrangle, quadrilateral or tetragon.

    Mechanical Drawing Self-Taught |Joshua Rose

  • It is the tetragon with the Aragon bars, given as a shield of arms by James I. to the city he had conquered.

    Spanish Arms and Armour |Albert F. Calvert

  • Thus we speak of a pentagon but not of a tetragon or a trigon, although both words are correct in form.

    The Teaching of Geometry |David Eugene Smith

  • It was long, built around two sections of the tetragon, and with low divans beneath the view windows.

    Operation Haystack |Frank Patrick Herbert

British Dictionary definitions for tetragon

tetragon
/ (ˈtɛtrəˌɡɒn) /

noun

a less common name for quadrilateral (def. 2)

Word Origin for tetragon

C17: from Greek tetragōnon; see tetra-, -gon