Source : Webster's Revised Unabridged Dictionary (1913)

Merovingian \Mer`o*vin"gi*an\, a. [From Merovaeus, the Latin
   name of a king of the Franks.]
   Of or pertaining to the first Frankish dynasty in Gaul or
   France. -- n. One of the kings of this dynasty.

Source : WordNet®

Merovingian
     adj : of or relating to the Merovingian dynasty or its members

Merovingian
     n 1: a member of the Merovingian dynasty
     2: a Frankish dynasty founded by Clovis I that reigned in Gaul
        and Germany from about 500 to 750 [syn: {Merovingian
        dynasty}]