Source : Webster's Revised Unabridged Dictionary (1913)

Antenuptial \An`te*nup"tial\, a.
   Preceding marriage; as, an antenuptial agreement. --Kent.

Source : WordNet®

antenuptial
     adj : relating to events before a marriage; "prenuptial agreement"
           [syn: {prenuptial}, {premarital}] [ant: {postnuptial}]