English Dictionary

POINT OF PERIAPSIS

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 Dictionary entry overview: What does point of periapsis mean? 

POINT OF PERIAPSIS (noun)
  The noun POINT OF PERIAPSIS has 1 sense:

1. (astronomy) the point in an orbit closest to the body being orbitedplay

  Familiarity information: POINT OF PERIAPSIS used as a noun is very rare.


 Dictionary entry details 


POINT OF PERIAPSIS (noun)


Sense 1

Meaning:

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

Classified under:

Nouns denoting spatial position

Synonyms:

periapsis; point of periapsis

Hypernyms ("point of periapsis" is a kind of...):

celestial point (a point in the heavens (on the celestial sphere))

Domain category:

astronomy; uranology (the branch of physics that studies celestial bodies and the universe as a whole)

Hyponyms (each of the following is a kind of "point of periapsis"):

perigee (periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth)

perihelion (periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun)

perijove (periapsis in orbit around Jupiter)

perilune; periselene (periapsis in orbit around the moon)

Holonyms ("point of periapsis" is a part of...):

celestial orbit; orbit (the (usually elliptical) path described by one celestial body in its revolution about another)

Antonym:

point of apoapsis ((astronomy) the point in an orbit farthest from the body being orbited)


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