tetragonal

Having four sides, like a tetragon.

Adjective

  1. Having four sides, like a tetragon.

    Synonyms: quadrilateral

  2. Having two equal axes and one unequal, and all angles 90°.
    • The eight normals of the tetragonal scalenohedron may carry the eight faces of a semiform in other ways than asymmetrically as regards the systematic planes. - 1895, Nevil Story-Maskelyne, Crystallography: A Treatise on...

Origin

Etymology tree English tetragon Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English tetragonal From tetragon + -al.

Derived

ditetragonal nontetragonal tetragonal disphenoid tetragonality tetragonally