Lewis Short
(verb) : compŏtĭo (conp-), īvi, ītum, 4, compos
* To make partaker of (only anteand post- class.); constr. with acc. pers. and abl. or gen. rei.
* Act.: me piscatu novo,Plaut. Rud. 4, 2, 6: aliquem praedae,App. de Deo Socr. prol. p. 366, 20: aliquem voti,id. M. 11, p. 267, 34.
* Pass., to become partaker of, to obtain, become master of: locis,Plaut. Rud. 1, 3, 22 (i. e. to come into; cf. the same, v. 7: laborem hunc potiri): visu, auditu ejus,Tert. adv. Valent. 11.
Charlton T. Lewis, Charles Short, A Latin Dictionary