APHELION

Pronunciation (US):

(GB):

Irregular inflected form: aphelia   

 I. (noun) 

Sense 1

Meaning:

Apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun

Classified under:

Nouns denoting spatial position

Hypernyms ("aphelion" is a kind of...):

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

Antonym:

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

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