stereobate

from The Collaborative International Dictionary of English v.0.48
Stereobate \Ste"re*o*bate\, n. [Gr. stereo`s solid + ? that
   treads or covers, akin to ? base; cf. F. st['e]r['e]obate.]
   (Arch.)
   The lower part or basement of a building or pedestal; -- used
   loosely for several different forms of basement.
   [1913 Webster] Stereo-chemic
    

[email protected]