orbit (n.)

late 14c., "the eye-socket, the bony cavity of the skull which contains the eye," from Old French orbite or directly from Medieval Latin orbita, a transferred use of Latin orbita "wheel track, beaten path, rut, course" (see orb). The astronomical sense of "circular or elliptical path of a planet or comet" (recorded in English from 1690s; later also of artificial satellites) was in classical Latin and was revived in Gerard of Cremona's translation of Avicenna. The Old English word for "eye socket" was eaghring.

orbit (v.)

"revolve round in an orb," 1946, from orbit (n.). Related: Orbited; orbiting.

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