Lewis & Short

in-grĕdĭor, essus 3, (in tmesi: ut velit ire inque gredi, Lucr. 4, 888), v. dep. n. and a. [1. in-gradior]

  1. I. Prop., to go into, to enter (class.; syn. intro, introeo).
      1. 1. With in and acc.: in stadium, Cic. de Or. 1, 32, 147: in templum, id. Phil. 14, 5, 12: in navem, id. Verr. 2, 5, 62, § 160: cum in antiquum fundum ingredi vellet, frequentes armati obstiterunt, id. Caecin. 8, 21; 11, 31: in castra, Liv. 38, 27, 5: in urbem, id. 9, 7, 10.
      2. 2. With acc.: iter pedibus, Cic. Sen. 10, 34: domum, id. Phil. 2, 27, 68: pontem Mulvium, id. Cat. 3, 2, 6: via, quam nobis quoque ingrediendum sit, id. Sen. 2, 6: hoc mare, Quint. 12 prooem. § 4: mare, Sall. H. 3, 77: regnum, id. ib. 2, 45: curiam, Liv. 44, 19, 7; 40, 8, 1; Curt. 4, 7, 6; 9, 10, 1 al.
      3. 3. With intra: ingrediens intra finem ejus loci, Cic. Caecin. 8, 22: ingredi intra munitiones, Caes. B. G. 5, 9, 6: intra fines, id. ib. 2, 4, 2.
      4. 4. With dat.: castris ingressus Etruscis, Verg. A. 10, 148.
      5. 5. With ad: ad quos (sc. deos penates) paulo ante ingressus hospitaliter fecerat, Just. 8, 3, 4.
    1. B. To enter upon, engage in, apply one’s self to a thing.
      1. 1. With in and acc. (so most freq.): in vitam paulo serius, tanquam in viam, ingressus, Cic. Brut. 96, 330: jam ingrediar in disputationem, id. Rep. 1, 24, 38: in eam rationem, id. de Or. 2, 53, 213: in spem libertatis, id. Fam. 12, 25: in orationem, id. Phil. 7, 3: in bellum, id. Cat. 2, 6: in causam, id. Div. in Caecin. 12, 40; id. Fam. 6, 1, 4; id. Planc. 3, 8: in sermonem, Caes. B. C. 3, 18: in rem publicam, to engage in public affairs, Hirt. B. Afr. 22.
      2. 2. With simple acc.: quam quisque viam vivendi sit ingressurus, Cic. Off. 1, 32, 118: disputationem mecum, id. Caecin. 28, 79: vitam, id. Off. 3, 2, 6; id. Ac. 2, 36, 114: magistratum, Sall. J. 43, 2: consulatum, Quint. 6, 1, 35: eadem pericula, Cic. Mur. 2, 4: hanc partem, Quint. 4, 3, 1: studia, id. 1, 10, 2: hunc video mihi principem ad ingrediendam rationem horum studiorum exstitisse, Cic. Arch. 1, 1: eloquendi rationem, Quint. 12 prooem. § 3.
      3. 3. With ad: ad discendum, Cic. de Or. 1, 21, 94.
    2. C. To enter upon, begin, commence an action, speech, etc.
      1. 1. With inf.: posteaquam sum ingressus eas res mandare monumentis, Cic. Ac. 1, 1, 3: dicere, id. Att. 15, 11, 2: describere aliquid, id. de Sen. 14, 49: scribere, id. Div. 2, 1, 3; Quint. 1, 3, 18: versare dolos, Verg. A. 11, 704.
      2. 2. Absol.: sic contra est ingressa Venus, thus began Venus (to speak), Verg. A. 4, 107: Anchises lacrimis ingressus obortis, id. ib. 6, 867.
      3. 3. With acc.: quam orationem cum ingressus essem, Cic. Att. 15, 11, 1: tibi res antiquae laudis et artis Ingredior, Verg. G. 2, 175: longinquam profectionem, Suet. Aug. 92.
      4. 4. With in and acc.: quem ingressum in sermonem Pompeius interpellavit, at the beginning of his speech, Caes. B. C. 3, 18, 3; cf. 1, 2, 2.
    3. D. Of time, to enter upon, begin, commence: Caesar decimum nonum annum ingressus, Vell. 2, 61, 1: ingresso vere, when spring has begun or arrived, Luc. 10, 224.
  2. II. Transf., = incedo.
    Prop., to go along, advance, proceed, march.
      1. 1. Absol.: si stas, ingredere; si ingrederis, curre, Cic. Att. 2, 23, 3.
      2. 2. With per: rex pedes per nivem et glaciem ingredi coepit, Curt. 5, 7, 8.
      3. 3. With adv.: tardius, Cic. Tusc. 1, 31, 75: quacumque, Ov. F. 4, 481: elephanti gregatim ingrediuntur, Plin. 8, 5, 5, § 11.
      4. 4. With abl.: campo, Verg. A. 10, 763: solo, id. ib. 4, 177; 10, 767.
    1. B. Fig., to walk, go.
      1. 1. With abl.: vestigiis patris, Cic. Rep. 6, 24, 26; for which,
      2. 2. With acc.: vestigia patris, to follow, walk in, Liv. 37, 53, 11.
      3. 3. With per: per titulos ingredimurque tuos, Ov. F. 2, 16.
      4. 4. Absol.: sublimia debent ingredi, lenia duci, acria currere, delicata fluere, to march majestically, Quint. 9, 4, 139: nec tragoedia socco ingreditur, id. 10, 2, 22.