What is azimuth?

azimuth meaning in Information Science terminology / glossary / dictionary is:
The direction of a celestial object expressed as a angle measured clockwise from true north or magnetic north around the plane of the observer’s local horizon. An object due east has an azimuth of 90°, an object due south 180°, and due west 270°. An object due north has an azimuth of 0°. The azimuth of an object on the celestial sphere and its altitude above the horizon are the coordinates used to indicate direction in the horizontal coordinate system (also called the alt-az coordinate system). Click here to see azimuth illustrated.  


reference: ABC-CLIO