Source : Webster's Revised Unabridged Dictionary (1913)

Dial \Di"al\, v. t. [imp. & p. p. {Dialed}or {Dialled}; p. pr. &
   vb. n. {Dialing} or {Dialling}.]
   1. To measure with a dial.

            Hours of that true time which is dialed in heaven.
                                                  --Talfourd.

   2. (Mining) To survey with a dial. --Raymond.

Source : WordNet®

dial
     n 1: the face of a timepiece; graduated to show the hours
     2: the control on a radio or television set that is used for
        tuning
     3: the circular graduated indicator on various measuring
        instruments
     4: a disc on a telephone that is rotated a fixed distance for
        each number called [syn: {telephone dial}]
     [also: {dialling}, {dialled}]

dial
     v 1: operate a dial to select a telephone number; "You must take
          the receiver off the hook before you dial"
     2: choose by means of a dial; "dial a telephone number"
     [also: {dialling}, {dialled}]

dialled
     See {dial}