altazimuth
/ælˈtæzɪməθ/
noun
- A telescope mount that allows movement in two perpendicular axes: up-down (altitude) and left-right (azimuth).
- He preferred an altazimuth mount for casual stargazing because it was easier to adjust.
- The amateur astronomer set up her telescope on an altazimuth mount for easy tracking of the moon.
- Many modern binoculars use an altazimuth design for simple pointing.