Azimuth compass Meaning, Definition & Usage

Definitions
  1. . See under Azimuth.
Definitions
  1. a compass resembling the mariner's compass, but having the card divided into degrees instead of rhumbs, and having vertical sights; used for taking the magnetic azimuth of a heavenly body, in order to find, by comparison with the true azimuth, the variation of the needle.

Webster 1913