I.v. a., to collect into a flock or herd, to assemble.
I. Prop. (rare; “mostly in Pliny the elder): oves,” Plin. 8, 47, 72, § 188.—Mid.: “apium examina congregantur,” collect in swarms, Cic. Off. 1, 44, 157; cf. id. N. D. 2, 48, 124: “cetera animantia congregari videmus,” Plin. 7, prooem. 1. § “5: cum ceteris,” id. 8, 22, 34, § 81: “in loca certa,” id. 10, 23, 31, § 61: “se ad amnes (ferae),” id. 8, 16, 17, § 42.—More freq. (in good prose; esp. freq. in Cic.),
II. In gen., to collect or assemble a multitude together, to unite, join, associate.
A. Lit.: “dissipatos homines,” Cic. Tusc. 1, 25, 62; cf.: “dispersos homines in unum locum,” id. de Or. 1, 8, 33: “se unum in locum ad curiam,” id. Phil. 14, 6, 15: “dissipatos (homines) unum in locum,” id. Sest. 42, 91: “multitudinem fugitivorum unum in locum,” id. Par. 4, 1, 27; Tac. A. 1, 28 fin.: “hominem in idem Vettii indicium atque in eundem hunc numerum,” Cic. Vatin. 10, 25.—With cum: “se cum aequalibus,” Cic. Fin. 5, 15, 42; id. Quint. 16, 52; id. Rab. Perd. 7, 21 fin.—With dat.: “cum illis moror quibus me tempus aliquod congregavit,” Sen. Ep. 62, 2.—Absol.: “deterrimum quemque,” Tac. A. 1, 16 fin.—Mid.: “secedant improbi, unum in locum congregentur,” Cic. Cat. 1, 13, 32: “in fano congregantur commentandi causā,” id. Div. 1, 41, 90: “in Academiā congregati,” id. Ac. 1, 9, 34: “armati locis patentibus congregantur,” Liv. 24, 21, 9: “congregabantur undique ad Titum Tatium,” id. 1, 10, 1: “quanta vis oriens et congregata,” Cic. Dom. 25, 67: “Gamphasantes nulli externo congregantur,” Plin. 5, 8, 8, § 45: “ciconiae abiturae congregantur in certo loco,” id. 10, 23, 31, § 61: “cuncti deinde ad portum congregantur,” Just. 19, 2, 10: “inter se,” Tac. A. 1, 30: “in urbe,” id. H. 3, 82. —And in tmesis: “conque gregantur,” Lucr. 6, 456.—Prov.: “pares cum paribus facillime congregantur,” Cic. Sen. 3, 7.—
B. Trop. (rare; mostly in Quint.), to collect, accumulate: “argumenta infirmiora,” Quint. 5, 12, 4: “verba,” id. 9, 3, 45; cf. “turbam (verborum),” id. 10, 1, 7; cf. congregatio, II.