Lewis & Short

rē̆trŏ-ăgo, ēgi, actum, 3, v. a., to drive back, to turn back, etc. (post-Aug.; esp. freq. in Quint.).

  1. I. Lit.: capillos a fronte contra naturam, to push back, Quint. 11, 3, 160: vasta flumina, Mel. 3, 1, 1.
  2. II. Trop.: honores, Plin. 7, 44, 45, § 145: rursus litteras (opp. recto contextu), to go through or repeat backwards, Quint. 1, 1, 25: ordinem, to reverse, id. 12, 2, 10: expositionem, id. 2, 4, 15: iram, to turn aside, Sen. Ira, 1, 16, 10: huic (dactylo) temporibus parem sed retroactum, appellari constat anapaeston, reversed, inverted, Quint. 9, 4, 81.