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noun
astronomy The point in an orbit closest to the body being orbited.
synonym: periapsis.
is a specific kind of: celestial point.
is a broader term that covers: perigee | perihelion | perijove | perilune, periselene.
is a part of: celestial orbit, orbit.
domain category: astronomy, uranology.
is the opposite of: apoapsis, point of apoapsis.
Polish: perycentrum
Find more on point of periapsis elsewhere: etymology - rhymes - Wikipedia.
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