The Collaborative International Dictionary of English v.0.48:

Mult- \Mult-\
   See Multi-.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Multi- \Mul"ti-\, Mult- \Mult-\ [L. multus much.]
   A prefix signifying much or many; several; more than one; as,
   multiaxial, multocular.
   [1913 Webster]