tetragonum


tetragonum

 [tet″rah-go´num] (L.) quadrilateral" >quadrilateral (def. 2).tetragonum lumba´le the four-sided area bounded by the four lumbar muscles.

tet·ra·gon

, tetragonum (tet'ră-gon, tet'ră-gō'nŭm), Quadrangle; a figure having four sides. [tetra- + G. gōnia, angle]