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Noun: longitude  'lón-ji,t(y)ood [N. Amer], 'lón-di,t(y)ood or 'lóng-ji,t(y)ood [Brit]
  1. The angular distance between a point on any meridian and the prime meridian at Greenwich
    "all points on the same meridian have the same longitude"

Derived forms: longitudes

Type of: angular distance

Encyclopedia: Longitude