Source : Webster's Revised Unabridged Dictionary (1913)

Multinucleate \Mul`ti*nu"cle*ate\, Multinucleated
\Mul`ti*nu"cle*a`ted\, a. (Biol.)
   Multinuclear.

Source : WordNet®

multinucleate
     adj : having two or more nuclei [ant: {uninucleate}]