Periastron
Definition & Meaning
Pronunciation /pɛɹɪˈæstɹən/ · Part of speech noun
Quick meaning: Periastron is a noun meaning (astronomy) That point of the orbit of a celestial body which is closest to the star around which the body is orbiting.
Meaning
(astronomy) That point of the orbit of a celestial body which is closest to the star around which the body is orbiting.
Word Forms
- periastrons
- periastra
Antonyms for periastron
Common opposites include apastron.
Related Words
Related dictionary entries include apastron, apoastron, pericenter, periapsis, periareion, peribothron.
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Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.