Definition of polar orbit in English:

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polar orbit

noun

A satellite orbit that passes over polar regions, especially one whose plane contains the polar axis: an amateur radio satellite in a polar orbit [mass noun]: the agency maintains four satellites, two in polar orbit
More example sentences
  • By 2001 those satellites (flying in polar orbits and geosynchronous orbits) were equipped not only with cameras but with a range of sensors that employed the latest infrared technology.
  • Depending on your stretch of that definition, a satellite in a perfect polar orbit would pass over each pole once per day and might be called ‘geosynchronous’, but like the time of day at the poles the terminology becomes ambiguous.
  • When declared operational in 1964, Transit consisted of five satellites in offset polar orbits circling the Earth at an altitude of about 670 miles.

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