We are creating the world's most trusted encyclopedia and knowledge base. Once you join us and log in, you'll be able to edit this page instantly!

From Citizendium, the Citizens' Compendium

In a two-dimensional coordinate system, an azimuth is the direction to a target or other reference point. If the coordinate system is geographic, north has a value of zero angular units.

In three-dimensional coordinate systems, azimuth is coupled to range to define a trajectory.