tetragonal Meaning, Definition & Usage

  1. adjective of or relating to or shaped like a quadrilateral

WordNet

Te*trag"o*nal adjective
Definitions
  1. (Geom.) Of or pertaining to a tetragon; having four angles or sides; thus, the square, the parallelogram, the rhombus, and the trapezium are tetragonal fingers.
  2. (Bot.) Having four prominent longitudinal angles.
  3. (Crystallog.) Designating, or belonging to, a certain system of crystallization; dimetric. See Tetragonal system, under Crystallization.

Webster 1913