Lewis & Short

rĕ-tergeo, si, 2, v. a., to wipe out, cleanse, clear (late Lat.).

  1. I. Lit.: vulnera, Cael. Aur. Tard. 2, 14, 107.
  2. II. Transf.: fossas ruderibus obrutas, Amm. 29, 6, 11.