periapsis
noun/ˌpɛriˈæpsɪs/
Frequency rank: #19,933 of 20,003 in the WORDED list (wordfreq data)
Meaning
The point in an orbit where an orbiting body is nearest to the body it orbits.
Example sentence
The spacecraft reached its periapsis and began its closest approach to the planet.
Synonyms & related words
More words in ranks 19,901–20,000
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