1. An instrument, formerly much used for showing the time of day from the shadow of a style or gnomon on a graduated arc or surface; especially, a sundial; but there are lunar and astral dials. The style or gnomon is usually parallel to the earth's axis, but the dial plate may be either horizontal or vertical.
3. A miners compass.
(Science: zoology) dial bird, an indian bird (Copsychus saularius), allied to the European robin. The name is also given to other related species. Dial lock, a lock provided with one or more plates having numbers or letters upon them. These plates must be adjusted in a certain determined way before the lock can be operated. Dial plate, the plane or disk of a dial or timepiece on which lines and figures for indicating the time are placed.
Origin: Dialed or Dialled; Dialing or Dialling.
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... ago, one of my closer friends, who is an automotive mechanic, dropped by my house to show me his new "Fluke electrical tester". It had dials and switches and a couple of black and red leads with aligator clips on the ends. Anyway, he was messing around with it testing the other people ...
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