Obverse /(ŏb*vẽrs")/

Ob·verse

Obverse

a.
  1. Having the base, or end next the attachment, narrower than the top, as a leaf.

Obverse

n.
  1. The face of a coin which has the principal image or inscription upon it; -- the other side being the reverse.
  2. Anything necessarily involved in, or answering to, another; the more apparent or conspicuous of two possible sides, or of two corresponding things.
    The fact that it [a belief] invariably exists being the obverse of the fact that there is no alternative belief.