The Collaborative International Dictionary of English v.0.48:

Stereometric \Ste`re*o*met"ric\, Stereometrical
\Ste`re*o*met"ric*al\, a. [Cf. F. st['e]r['e]om['e]trique.]
   Of or pertaining to stereometry; performed or obtained by
   stereometry. -- Ste`re*o*met"ric*al*ly, adv.
   [1913 Webster]