The Collaborative International Dictionary
Orthometric
Orthometric \Or`tho*met"ric\, a. [See Orthometry.] (Crystallog.) Having the axes at right angles to one another; -- said of crystals or crystalline forms.
Wiktionary
orthometric
a. 1 (context crystallography English) having axes at right angles 2 (context surveying English) being corrected for the curvature of the Earth