polar orbit(redirected from polar orbits)
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(Astronomy) the orbit of a satellite that passes over the poles of a planet
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
A satellite orbit in which the satellite passes over the North and South poles on each orbit, and eventually passes over all points on the earth. The angle of inclination between the equator and a polar orbit is 90 degrees.
Dictionary of Military and Associated Terms. US Department of Defense 2005.