Relating to or belonging to a gravisphere; within the sphere of gravitational influence of a massive body.
From 'gravisphere' with the suffix '-ic' added to create an adjective form. The root combines Latin 'gravis' with Greek 'sphaira.'
Scientists use 'gravispheric' when talking about how objects orbit—you could say the Moon orbits within Earth's gravispheric zone, where Earth's gravity is strong enough to keep it in a fixed path.
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