Definition of azimuth
1
: an arc of the horizon measured between a fixed point (such as true north) and the vertical circle passing through the center of an object usually in astronomy and navigation clockwise from the north point through 360 degrees
2
: horizontal direction expressed as the angular distance between the direction of a fixed point (such as the observer's heading) and the direction of the object
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Merriam-Webster unabridged
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Time Traveler for azimuth
The first known use of azimuth was in the 14th century
See more words from the same century