Learn how to say Altazimuth correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word altazimuth:
1 (also altazimuth mount or mounting) Astronomy a telescope mounting that moves in azimuth (about a vertical axis) and in altitude (about a horizontal axis). Compare with equatorial mount.
(also altazimuth telescope) a telescope on an altazimuth mounting.
2a surveying instrument for measuring vertical and horizontal angles, resembling a theodolite but larger and more precise.
mid 19th century: blend of altitude and azimuth