Source : Webster's Revised Unabridged Dictionary (1913)

Mignonette \Mi`gnon*ette"\, n. [F. mignonnette, dim. of mignon
   darling. See 2d {Minion}.] (Bot.)
   A plant ({Reseda odorata}) having greenish flowers with
   orange-colored stamens, and exhaling a delicious fragrance.
   In Africa it is a low shrub, but further north it is usually
   an annual herb.

   {Mignonette pepper}, coarse pepper.

Source : WordNet®

mignonette
     n : Mediterranean woody annual widely cultivated for its dense
         terminal spikelike clusters greenish or yellowish white
         flowers having an intense spicy fragrance [syn: {sweet
         reseda}, {Reseda odorata}]