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Definitions of
perihelion
:
noun
:
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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Alternative Terms
peri-prefix
apsis
perihelion
aphelion
comet-halley
retrodict
anomalistic
apsides
biela-comet
comet-hale-bopp
geographos
line-of-apsides
adonis
apollo-astronomy
argument-of-perigee
kohoutek-apos-s-comet