Definition of perigee noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈperɪdʒiː//
; NAmE NAmE//ˈperɪdʒiː//
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the point in the orbit of the moon, a planet or other object in space when it is nearest the planet, for example the earth, around which it turns compare apogee Word Originlate 16th cent.: from French périgée, via modern Latin from Greek perigeion ‘close round the earth’, from peri- ‘around’ + ‘earth’.
See the Oxford Advanced American Dictionary entry: perigee