con·ven·tion·al·ize [ kən vénshən'l z, kən vénshnə lz ](past and past participlecon·ven·tion·al·ized, present participlecon·ven·tion·al·iz·ing, 3rd person present singularcon·ven·tion·al·iz·es)
transitive verb
Definition:
make something conventional: to make something conventional, especially in style or taste His flights of fancy had become conventionalized as the Gothic style.