Lewis & Short

fertōrĭus, a, um, adj. [fertor], that serves for bearing or carrying (late Lat.).

  1. I. Adj.: sella, a sedan-chair, Cael. Aur. Tard. 1, 4: lectus, id. ib. 5, 1, 14.
  2. II. Subst.: fertōrĭum, ii, n., a sedan-chair, Cael. Aur. Tard. 1, 1, 18.