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periapsis
 
Noun periapsis has 1 sense
  1. periapsis, point of periapsis - (astronomy) the point in as orbit closest to the body being orbited
    --1 is a kind of celestial point
    --1 is a part of orbit, celestial orbit
    Antonyms: apoapsis, point of apoapsis
    --1 has particulars: perigee; perihelion; perijove; periselene, perilune
peri-ocular peri-ungual peri periactin perianal perianal abscess perianth periapical periapsis periareolar periarterial plexus periarteritis periarteritis nodosa pericable pericallis pericallis cruenta pericallis hybrida

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