Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun astronomy A periapsis.

Etymologies

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Examples

  • As Prometheus moves back toward periapse - its orbit's closest point to the planet - the streamer gets longer.

    FAZED 2009

  • As Prometheus moves back toward periapse - its orbit's closest point to the planet - the streamer gets longer.

    FAZED 2009

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