Lewis Short
(adjective) : ĭmāgĭnārĭus, a, um, imago.
* Of or belonging to images, image- (late Lat.): pictor, plastes, Edict. Diocl. p. 22.
* Subst.: imaginarius, ii, m., i. q. imaginifer, the bearer of the emperor's image (as a standard), Veg. Mil. 2, 7.
* That exists only in imagination or appearance, seeming, nominal, fancied, imaginary (syn.: falsus, simulatus; opp. verus; not anteAug.): fasces,Liv. 3, 41, 1: titulus nuptiarum (with falsus),App. Mag. p. 323: venditio,Gai. Inst. 2, 113; Dig. 18, 1, 55: solutio,Gai. Inst. 3, 169; 173: imaginariae militiae genus,Suet. Claud. 25: funus, Capit. Pertin. 15: et scaenicus rex,Flor. 2, 14, 4: indictio belli,id. 4, 10, 2: paupertas,Sen. Ep. 20, 13; 58, 27: honor verborum,id. Const. Sap. 3, 3. —* Adv.: ĭmāgĭnārĭē, according to imagination: effingere epigrammata,as fancy prompts,Sid. Ep. 2, 10.
Charlton T. Lewis, Charles Short, A Latin Dictionary