ikˈspäzəˌtōrē, ek-, -tȯr-, -ri adjective
Etymology: Late Latin expositorius, from Latin expositus + -orius -ory
: of, relating to, or containing exposition : serving to elucidate or interpret : exegetic
the failure of composition teachers to solve the problem of clean expository writing — H.L.Creek
occasional textual and explanatory but not expository notes — I.M.Price