n. [ Gr. mataiologi`a; ma`taios useless, vain + lo`gos discourse: cf. F. matéologie. ] A vain, unprofitable discourse or inquiry. [ R. ] [ 1913 Webster ]
n. [ Gr. mataiotechni`a; ma`taios vain + te`chnh art, science. ] Any unprofitable science. [ Obs. ] [ 1913 Webster ]