intransgressible,a.|ɪntrɑːnsˈgrɛsɪb(ə)l, -æ-| [in-3.] That cannot or may not be transgressed. 1603Holland Plutarch's Mor. 1049 That Fatall destinie is a divine reason or sentence intransgressible and inevitable.1837Chamb.Jrnl. 22 July 206 It was the well-nigh intransgressible law of the amphitheatre.