I.not allowed, impossible (not ante-Aug. and rare): “hymenaei,” unlawful, forbidden, Verg. A. 1, 651; cf. “ignes,” Ov. M. 10, 153: “spes,” id. ib. 9, 638: “cum totum exprimere paene sit homini inconcessum,” Quint. 10, 2, 26.
in-concessus , a, um, adj.,