Whit·en v. i. [imp. & p. p. Whitened p. pr. & vb. n. Whitening.]  To grow white; to turn or become white or whiter; as, the hair whitens with age; the sea whitens with foam; the trees in spring whiten with blossoms.
  whitened
       adj : (of hair) having lost its color; "the white hairs of old
             age" [syn: white]