The side of a coin or medal bearing the principal design, often the head or face. The obverse of the coin features the profile of the reigning monarch.
The more conspicuous or prominent of two alternatives, or the front side of something. The obverse of the document contained the official seal and signature.
A counterpart or opposite of a statement, fact, or idea. His apparent generosity had an obverse: a need to control others.
In logic, a proposition produced by obverting another, regarded as equivalent to the original statement. "No dogs are non-canines" is the obverse of "All dogs are canines."