Source : Webster's Revised Unabridged Dictionary (1913)

Date \Date\, v. t. [imp. & p. p. {Dated}; p. pr. & vb. n.
   {Dating}.] [Cf. F. dater. See 2d {Date}.]
   1. To note the time of writing or executing; to express in an
      instrument the time of its execution; as, to date a
      letter, a bond, a deed, or a charter.

   2. To note or fix the time of, as of an event; to give the
      date of; as, to date the building of the pyramids.

   Note: We may say dated at or from a place.

               The letter is dated at Philadephia. --G. T.
                                                  Curtis.

               You will be suprised, I don't question, to find
               among your correspondencies in foreign parts, a
               letter dated from Blois.           --Addison.

               In the countries of his jornal seems to have been
               written; parts of it are dated from them. --M.
                                                  Arnold.

Source : WordNet®

dating
     n : use of chemical analysis to estimate the age of geological
         specimens [syn: {geological dating}]