Pronunciation · Spelling · Definition
How to say: perihelion
Spelling:
Perihelion
Syllables
perihelion
US accent
/pˌɛɹɪhˈɛliən/
UK accent
/pˌɛɹɪhˈɛliən/
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Definition
Definition — periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun