Lewis & Short

ēvectĭo, ōnis, f. [eveho].

  1. * I. A going upwards, flying up, flight: sublimis, App. M. 5, p. 169.
  2. II. In jurid. lang., a permit to travel by the public post, a post-warrant, Cod. Just. 12, 51, 3 sq.; Symm. Ep. 4, 6; Aug. Ep. 55.