tetragonal

te·trag·o·nal

adj \te-ˈtra-gə-n^əl\

Definition of TETRAGONAL

: of, relating to, or characteristic of the tetragonal system

— te·trag·o·nal·ly \-n^əl-ē\ adverb

Origin of TETRAGONAL

Late Latin tetragonalis having four angles and four sides, from tetragonum quadrangle, from Greek tetragōnon, from neuter of tetragōnos tetragonal, from tetra- + gōnia angle — more at -gon

First Known Use: 1868

Rhymes with TETRAGONAL

diagonal, heptagonal, hexagonal, octagonal, pentagonal