R / rĕversĭo
noun

rĕversĭo

gen. rĕversōnis · gender feminine · decl. 3rd
(), , reverto.
A turning back
A turning back before reaching one's destination (differing from reditus, a coming back, return): quam valde ille reditu vel potius reversione meă laetatus, Cic. Att. 16, 7, 5: exponam vobis breviter consilium et profectionis et reversionis meae, id. Phil. 1, 1, 1: reversionem ut ad me faceret denuo, Plaut. Truo. 2, 4, 45; id. Bacch. 2, 3, 62; Varr. ap. Non. 222, 19; 245, 14. —
a returning; return
Of things in gen., a returning, return: febrium, Cic. N. D. 3, 10, 24: annua (solis), App. Mund. p. 71, 6; cf. in plur.: planetarum temporum, id. Dogm. Plat. 1, p. 7, 4.—
an inversion figuratively
Trop., gram. t. t. for ἀναστροφή, an inversion of words (like mecum, secum, quibus de rebus), Quint. 8, 6, 65.