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periapsis

pe·riap·sis

uncommon

noun

1.

(astronomy) the point in as orbit closest to the body being orbited

Synonyms
Antonyms

Origin

From peri- + apsis.

Phrases

  • argument of periapsis
  • longitude of periapsis

Related words

Broader terms

Narrower terms

Parts

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.