Lewis & Short

ē-disco, dĭdĭci, 3, v. a., to learn by heart, commit to memory (class.).

  1. I. Prop.: ut non legantur modo (poetae) sed etiam ediscantur, Cic. Tusc. 2, 11, 27; cf.: haec discenda, imo ediscenda sunt, Sen. Ep. 123 fin.: Demosthenem in primis legendum vel ediscendum potius putem, Quint. 10, 1, 105: ad verbum ediscendus libellus, Cic. Ac. 2, 44, 135; id. de Or. 1, 34, 157: ad verbum, Quint. 11, 2, 44: Lepta ediscat Hesiodum et habeat in ore Τῆς δ’ ἀρετῆς ἱδρῶτα, Cic. Fam. 6, 18 fin.: magnum numerum versuum, * Caes. B. G. 6, 14, 3: dicta clarorum virorum, Quint. 1, 1, 36; 1, 11, 14 et saep.; cf.: De ediscendo, Quint. 2, cap. 7,
    Poet.: vultus alicujus, Val. Fl. 1, 368.
  2. II. In gen., to learn, study (so mostly poet., esp. a favorite expression of Ovid): qui istam artem (juris) non ediscant (shortly after: si quis aliam artem didicerit), Cic. de Or. 1, 58, 246: linguam, Val. Max. 8, 7 ext. 6: leges, Ov. Am. 1, 15, 5: linguas duas, id. A. A. 2, 122: ritus pios populi, id. F. 2, 546: usum (herbarum), id. M. 7, 99: artes paternas, id. ib. 2, 639: numeros modosque vitae, Hor. Ep. 2, 2, 144 et saep.: cum edidicisset quemadmodum tractandum bellum foret, Liv. 23, 28: edisco tristia posse pati, Ov. H. 7, 180: edidici, quid perfida Troia pararet, i. e. have experienced, id. M. 13, 246.
    Hence,
    1. B. Poet. in the perf.: edidici, I know, Tib. 2, 2, 12; Ov. Pont. 3, 7, 4.