Reversible /(?)/

Re·vers·i·ble

Reversible

a.
  1. Capable of being reversed; as, a chair or seat having a reversible back; a reversible judgment or sentence.
  2. Hence, having a pattern or finished surface on both sides, so that either may be used; -- said of fabrics.

Phrases & Compounds
Reversible lock
a lock that may be applied to a door opening in either direction, or hinged to either jamb.
Reversible process
See under Process.