exoterics UK /ˌɛksə(ʊ)ˈtɛɹɪks/US /ˌɛksəˈtɛɹɪks/ noun[plural only]2 •Doctrines, knowledge, or works which are exoteric (“suitable to be imparted to the public without secrecy or other reservations; capable of being fully or readily comprehended by the public”). •The public lectures or published writings of Aristotle.