ex·o·ter·ic 
(ĕk′sə-tĕrĭk)
(ĕk′sə-tĕrĭk)adj.
1. Not confined to an inner circle of disciples or initiates.
2. Comprehensible to or suited to the public; popular.
3. Of or relating to the outside; external.
[Latin exōtericus, external, from Greek exōterikos, from exōterō, comparative of exō, outside; see EXO-.]
ex′o·teri·cal·ly adv.