gentilitialEtymologyFrom Latin gentīlitius + -al. See gentile.adjspecific to a people; nationalhereditary; entailed on a familySynonym of gentilicial.“Occasionally – as for example in the paintings of the Tomb of the Inscriptions at Tarquinii – members of the gentilitial class to which the family of the dead man belonged may also be seen dancing.”nounSynonym of gentilicial.“The easy to remember and pronounce disyllabic gentilitials such as “Aztec,” “Toltec,” “Olmec,” and “Mixtec,” were readily accepted and have become so deeply entrenched that any attempt to replace them with putatively technically more correct terms would seem hopelessly doomed.”