Definitions for perihelionˌpɛr əˈhi li ən, -ˈhil yən; -ˈhi li ə, -ˈhil yə

This page provides all possible meanings and translations of the word perihelion

Random House Webster's College Dictionary

per•i•he•li•onˌpɛr əˈhi li ən, -ˈhil yən; -ˈhi li ə, -ˈhil yə(n.)(pl.)-he•li•a

  1. the point in the orbit of a planet or comet at which it is nearest to the sun.

    Category: Astronomy

Origin of perihelion:

1660–70; < Gk peri-peri - +hḗli(os) sun +-on neut. n. ending, on the model of perigee ; earlier in the NL form perihelium

per`i•he′li•al(adj.)

per`i•he′li•an(adj.)

Princeton's WordNet

  1. perihelion(noun)

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

Wiktionary

  1. perihelion(Noun)

    The point in the elliptical orbit of a planet or comet etc. where it is nearest to the Sun.

Webster Dictionary

  1. Perihelion(noun)

    alt. of Perihelium

The Nuttall Encyclopedia

  1. Perihelion

    the point on the orbit of a planet or comet nearest the sun.

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