Source : Webster's Revised Unabridged Dictionary (1913)

Vandyke \Van*dyke"\ (v[a^]n*d[imac]k"), a.
   Of or pertaining to the style of Vandyke the painter; used or
   represented by Vandyke. ``His Vandyke dress.'' --Macaulay.
   [Written also {Vandyck}.]

   {Vandyke brown} (Paint.), a pigment of a deep semitransparent
      brown color, supposed to be the color used by Vandyke in
      his pictures.

   {Vandyke collar} or {cape}, a broad collar or cape of linen
      and lace with a deep pointed or scalloped edge, worn lying
      on the shoulders; -- so called from its appearance in
      pictures by Vandyke.

   {Vandyke edge}, an edge having ornamental triangular points.

Vandyke \Van*dyke"\, n.
   A picture by Vandyke. Also, a Vandyke collar, or a Vandyke
   edge. [Written also {Vandyck}.]

Vandyke \Van*dyke"\, v. t.
   fit or furnish with a Vandyke; to form with points or
   scallops like a Vandyke. [R.] [Written also {Vandyck}.]

Source : WordNet®

Vandyke
     n 1: Flemish painter of numerous portraits (1599-1641) [syn: {Van
          Dyck}, {Anthony Vandyke}, {Sir Anthony Vandyke}]
     2: a short pointed beard (named after Anthony Vandyke) [syn: {vandyke
        beard}]