When was the term "orbit" (in the modern sense) first used and by whom? Wikipedia coyly suggests that some notions and views kept circulating (apparently since Adam and Eve) until finally Kepler, of all people,  ... etc. I find this hard to believe. Please elucidate.
Searching for the definition in dictionary.com you can find this under the word origin and history section:


  Late 14c., "the eye socket," from Old French orbite or directly from
  Medieval Latin orbita, transferred use of Latin orbita "wheel track,
  beaten path, rut, course, orbit Astronomical sense first
  recorded 1690s in English; it was in classical Latin, revived in
  Gerard of Cremona's translation of Avicenna.


I believe that this is what you are looking for.