Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. com-mūnĭo, īvi or ii, ītum, 4, v. a., to fortify on all sides or strongly, to secure, barricade, intrench (class.).
- I. Prop.: castella, Caes. B. G. 1, 8; Nep. Alcib. 7, 4: castra, Caes. B. G. 5, 49; Liv. 2, 32, 4; 21, 32, 11; 42, 58, 1: loca castellis idonea, Nep. Milt. 2, 1: hibernacula, Liv. 22, 32, 1: praesidium, id. 2, 49, 8: tumulum, Caes. B. C. 1, 43.
Transf.: os arteriae, Gell. 17, 11, 5.
- II. Trop., to make sure, to strengthen: auctoritatem aulae, Cic. Fam. 15, 4, 6 (cf. aula, II. A.): causam testimoniis, id. Rosc. Com. 15, 43: jus, id. Caecin. 26, 74.
2. commūnĭo, ōnis, f. [communis], a communion, mutual participation (several times in Cicero, elsewhere rare).
- I. In gen.: inter quos est communio legis, inter eos communio juris est, Cic. Leg. 1, 7, 23: sanguinis, id. Rosc. Am. 22, 63: litterarum et vocum, id. Tusc. 5, 2, 5: sermonis, * Suet. Aug. 74: parietum, Tac. A. 15, 43: victoriae, id. ib. 12, 19: temporum alicujus, Cic. Mil. 36, 100: beneficiorum, praemiorum civitatis, id. Balb. 12, 29: visorum, id. Ac. 2, 14, 44: plures partes communione complecti, id. de Or. 1, 42, 189: in pristinā communione manere, id. ib. 3, 19, 72: sagariam communionem inire, Dig. 17, 2, 52.
- II. In eccl. Lat.
- A. Church communion, Sulp. Sev. Hist. Sacr. 2, 45; 2, 37; Aug. in Ps. 57, n. 15.
Hence,
- B. The sacrament of the Lord’s supper, communion: sancti altaris, Aug. Ep. 54, 6.