† geometral,a.Obs.rare. [a. F. géométral, f. L. geōmetra: see -al1.] Geometrically drawn; showing the plan or section of a building. 1687Miege Gt.Fr.Dict. i. s.v., Un Plan Geometral, a Geometral Draught.1755in Johnson (‘pertaining to geometry’); and so in later Dicts.