Real Dictionary

azimuth in American English
an angular measurement used to locate an object, star, etc.: it is measured clockwise around the horizon from the north, or south, to the object or the intersection of the object's vertical circle with the horizon
noun: the arc of the horizon measured clockwise from the south point, in astronomy, or from the north point, in navigation, to the point where a vertical circle through a given heavenly body intersects the horizon

azimuth in British English
noun: the angular distance usually measured clockwise from the north point of the horizon to the intersection with the horizon of the vertical circle passing through a celestial body

azimuth in the Oil and Gas Industry
noun: Azimuth is the direction in which a deviated or horizontal well is drilled relative to magnetic north.