dip circle

noun

1. an instrument for measuring dip, consisting of a dip needle with a vertical circular scale of angles Also calledinclinometer

Example Sentences

Relics found about Ross Cairn, on Point Victory, May and June, 1859, brought away:— A 6-inch dip circle by Robinson, marked I 22.

From Project Gutenberg

It may be well to repeat that the Magnetic Pole is that point where the needle of the dip circle is absolutely vertical—where it stands at exactly 90� to the plane of the horizon.

From Project Gutenberg