ba·sil·ic I. \bəˈsilik, -lēk also -ˈzi-\adjective alsoba·sil·i·cal\-lə̇kəl, -ēk-\ Etymology: Latin basilicus, from Greek basilikos : of great importance : kingly, royal II. noun (-s) Etymology: French basilique, from Latin basilica : basilica III. adjective alsobasilical\“\ : basilican