D defs.my
Entry 2 senses Webster, 1913

Dialing

/dī'-əl-ĭng/ · Di·al·ing · IPA /dˈaɪəlɪŋ/
01 n. The art of constructing dials; the science which treats of measuring time by dials.
  1. 1.
    The art of constructing dials; the science which treats of measuring time by dials.
  2. 2.
    A method of surveying, especially in mines, in which the bearings of the courses, or the angles which they make with each other, are determined by means of the circumferentor.