Source : Webster's Revised Unabridged Dictionary (1913)

Moderato \Mod`e*ra"to\, a. & adv. [It. See {Moderate}.] (Mus.)
   With a moderate degree of quickness; moderately.

   {Allegro moderato}, a little slower than allegro.

   {Andante moderato}, a little faster than andante.

Source : WordNet®

moderato
     adj : (of tempo) moderate