Azimuth (noun)

The angular distance measured clockwise from a fixed reference direction (usually true north) to the direction of an object.

Origin:

Late middle english: via latin from greek azimuthos, from azimos "going towards the east", from a- "towards" + ēmē "east".

Examples:

1. The azimuth of the sun is the angle between the vertical plane passing through the observer and the line joining the observer and the sun.
2. The surveyor took a reading of the azimuth to calculate the direction of the property line.
3. The azimuth of the satellite was measured to determine the proper positioning of the antenna.
4. The navigator plotted the azimuth of the ship's course to reach its destination.
5. The astronomer used the azimuth to locate the position of the star in the sky.