(verb) : rĕ-tento (-tempto), āvi, ātum, 1
* To try or attempt again, to reattempt (a poet. word of the Aug. per.): timide verba intermissa retentat,Ov. M. 1, 746: preces,id. ib. 14, 382: fila lyrae,id. ib. 5, 117: referoque manus iterumque retento,id. H.10,11: viam leti,id. M. 11, 792: studium fatale,id. Tr. 5, 12, 51: arma,Luc. 2, 514: memoriam meam,Sen. Ep. 72, 1: nec audent ea retentare, quorum vitia retractando patescunt,id. Brev. Vit. 10, 2: nec vana retentet spes Minyas, move or affect again, Val. Fl. 5, 679. —With inf.: saepe retentantem totas refringere vestes,Ov. M. 9, 208.

(verb) : rĕtento, āvi, ātum, 1, id.
* To hold back firmly, to keep back, to hold fast (rare; not in Cic.).
* Lit.: cur me retentas?Plaut. As. 3, 3, 1; id. Rud. 3, 6, 39; cf. agmen,Liv. 10, 5: legiones,Tac. H. 4, 13: fugientes,id. ib. 5, 21: admissos equos,Ov. A. A. 2, 434; cf. frena,id. Am. 2, 9, 30: puppes,Tac. H. 2, 35; Luc. 3, 586: vires regni,id. 4, 723: pecuniam, calones, sarcinas,Tac. H. 4, 60: caelum a terris,i. e. to hold apart,Lucr. 2, 729: iste qui retentat sese tacitus, quo sit tutus,restrains himself,Auct. Her. 4, 49, 62.
* Trop.: iras,i. e. to suppress,Val. Fl. 3, 97.
* Transf., to hold back from destruction, preserve, maintain: (mens divina) Quae penitus sensus hominum vitasque retentat, Cic. poët. Div. 1, 11, 17.