SauveterrianPronunciation: /səʊvˈtɛːrɪən/Definition of Sauveterrian adjective Archaeology relating to or denoting an early Mesolithic culture of western Europe, especially France, dated to about 9,500-7,500 years ago. (as noun the Sauveterrian) the Sauveterrian culture or period. Origin: 1940s: Sauveterre-la-Lémance, France, the type site, + -ian