Pétruvienadjectiveproper nounEtymologyexpandlearned demonym formed from the Latin petrus (stone) or Latin petra (stone) (for stones) and -ien.Definitions1. Inhabitant of Pierres, commune in Calvados.expand2. Inhabitant of Saint-Pierre-du-Regard, commune in Orne.expand3. Inhabitant of Saint-Pierre-la-Vieille, commune in Calvados.expand4. Inhabitant of Saint-Pierre-sur-Dives, commune in Calvados.expand