Source : Webster's Revised Unabridged Dictionary (1913)

Dulcet \Dul"cet\, a. [OF. doucet, dim. of dous sweet, F. doux,
   L. dulcis; akin to Gr. ? . Cf. {Doucet}.]
   1. Sweet to the taste; luscious. [Obs.]

            She tempers dulcet creams.            --Milton.

   2. Sweet to the ear; melodious; harmonious.

            Their dainty lays and dulcet melody.  --Spenser.

Source : WordNet®

dulcet
     adj 1: extremely pleasant in a gentle way; "the most dulcet
            swimming on the most beautiful and remote beaches"
     2: pleasing to the ear; "the dulcet tones of the cello" [syn: {honeyed},
         {mellifluous}, {mellisonant}, {sweet}]