Толковый словарь английского языка - orbit

I. noun Etymology: Middle English, from Medieval Latin ~a, from Latin, rut, track, probably from orbis Date: 15th century the bony socket of the eye, ~al adjective II. noun Etymology: Latin ~a path, rut, ~ Date: 1696 1. a path described by one body in its revolution about another (as by the earth about the sun or by an electron about an atomic nucleus), a circular path, a range or sphere of activity or influence , see: range ~al adjective III. verb Date: 1943 transitive verb to revolve in an ~ around ; circle, to send up and make revolve in an ~ , intransitive verb to travel in circles