Source : Webster's Revised Unabridged Dictionary (1913)

Powder \Pow"der\, v. t. [imp. & p. p. {Powdered}; p. pr. & vb.
   n. {Powdering}.] [F. poudrer.]
   1. To reduce to fine particles; to pound, grind, or rub into
      a powder; to comminute; to pulverize; to triturate.

   2. To sprinkle with powder, or as with powder; to be
      sprinkle; as, to powder the hair.

            A circling zone thou seest Powdered with stars.
                                                  --Milton.

   3. To sprinkle with salt; to corn, as meat. [Obs.]

Powdered \Pow"dered\, a.
   1. Reduced to a powder; sprinkled with, or as with, powder.

   2. Sprinkled with salt; salted; corned. [Obs.]

            Powdered beef, pickled meats.         --Harvey.

   3. (Her.) Same as {Sem['e]}. --Walpole.

Source : WordNet®

powdered
     adj : consisting of fine particles; "powdered cellulose"; "powdery
           snow"; "pulverized sugar is prepared from granulated
           sugar by grinding" [syn: {powdery}, {pulverized}, {pulverised},
            {small-grained}, {fine-grained}]