Source : Webster's Revised Unabridged Dictionary (1913)

Silvery \Sil"ver*y\, a.
   1. Resembling, or having the luster of, silver; grayish white
      and lustrous; of a mild luster; bright.

            All the enameled race, whose silvery wing Waves to
            the tepid zephyrs of the spring.      --Pope.

   2. Besprinkled or covered with silver.

   3. Having the clear, musical tone of silver; soft and clear
      in sound; as, silvery voices; a silvery laugh.

   {Silvery iron} (Metal.), a peculiar light-gray fine-grained
      cast iron, usually obtained from clay iron ore.

Source : WordNet®

silvery
     adj 1: lustrous gray; covered with or tinged with the color of
            silver; "silvery hair" [syn: {argent}, {silver}, {silverish}]
     2: resembling or reminiscent of silver; "a soft silvern voice";
        "singing in her silvery tones" [syn: {silvern}]
     3: having the white lustrous sheen of silver; "a land of silver
        (or silvern) rivers where the salmon leap"; "repeated
        scrubbings have given the wood a silvery sheen" [syn: {silver},
         {silvern}]