Source : Webster's Revised Unabridged Dictionary (1913)

Multiplicand \Mul"ti*pli*cand`\, n. [L. multiplicandus to be
   multiplied: cf. F. multiplicande.] (Math.)
   The number which is to be multiplied by another number called
   the multiplier. See Note under {Multiplication}.

Source : WordNet®

multiplicand
     n : the number that is multiplied by the multiplier