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[per-i-jee] /ˈpɛr ɪˌdʒi/

noun, Astronomy.
the point in the orbit of a heavenly body, especially the moon, or of an artificial satellite at which it is nearest to the earth.
the point in its orbit around the earth when the moon or an artificial satellite is nearest the earth Compare apogee (sense 1)

“point at which a celestial body is nearest the Earth,” 1590s, from Modern Latin perigeum (15c.), from Late Greek peregeion, used by Ptolemy as a noun, properly neuter of adjective perigeios “near the earth,” from peri ges, from peri “near” (see peri-) + ges, genitive of ge “earth” (see Gaia).

perigee [(per-uh-jee)]

The point in the orbit of a satellite at which it is closest to its parent body. (Compare apogee.)


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  • Periglottis

    periglottis per·i·glot·tis (pěr’ĭ-glŏt’ĭs) n. The mucous membrane of the tongue.

  • Perigon

    [per-i-gon] /ˈpɛr ɪˌgɒn/ noun 1. an angle of 360°. /ˈpɛrɪɡən/ noun 1. an angle of 360° Also called round angle

  • Perigonium

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