1. ostĭum — Lewis & Short
ostĭum, ii, n.kindred with Sanscr. oshtha, labium; Slav. ūsta, the same; cf. os,
omnia istaec auscultavi ab ostio,Plaut. Merc. 2, 4, 9:
observare,id. Mil. 2, 3, 81: rectum ostium, the front-door (cf. posticum), Plaut. Mil. 2, 3, 58 Brix ad loc.:
aperire,to open, Ter. Heaut. 2, 3, 35:
operire,to shut, id. Phorm. 5, 3, 33:
obserare intus,to bolt, id. Eun. 4, 6, 25:
obdere pessulum ostio,id. ib. 3, 5, 55:
concrepuit ostium a Glycerio,id. And. 4, 1, 58: inscribat aliquis arse verse in ostio, Afran. ap. Fest. p. 18 Müll.:
ostium limenque carceris,Cic. Tusc. 5, 5, 13:
aperto ostio dormire,id. Rosc. Am. 23, 65:
quaerere ab ostio,id. de Or. 2, 68, 276:
exactio ostiorum,doortax, id. Fam. 3, 8, 5;
v. 2. ostiarius, III.: sepulcri,Dig. 43, 23, 11.—
Acheruntis ostium in nostrost agro,Plaut. Trin. 2, 4, 124: aperto ex ostio Alti Acheruntis. Poët. ap. Cic. Tusc. 1, 16, 37:
sacra Inferni ostia,Verg. G. 4, 467; id. A. 6, 109:
ne in rimis areae grana oblitescant, et ostia aperiant muribus ac formicis,entrances, Varr. R. R. 1, 51, 1:
portūs,Cic. Verr. 2, 4, 53, § 118:
fluminis,mouth, id. Phil. 2, 11, 26; Liv. 24, 40; 44, 6; 44, 45; cf.
Rhodani,Caes. B. C. 2, 1:
Tiberinaque ad ostia venit,Ov. M. 15, 728; cf. Verg. A. 1, 13:
Oceani,i. e. the Strait of Gibraltar, Cic. Imp. Pomp. 12, 33; Mel. 3, 9, 3.—Fig.:
ego sum ostium ovium,Vulg. Johan. 10, 7.