Definition of perihelion
English to English noun - periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun
source: WordNet 3.0 - That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.
source: Webster 1913
Visual Synonyms 
Nearby Word
perihelion, parhelion, prillion, prelone, perilune, parillin, prelim, papurilin, parhelium, purlin, pyrilamine, power line, proline, praline, purloin, prolong, paralian, prolongation, pearl hominy, pyrroline
|
|
|