The Collaborative International Dictionary
Mateology
Mateology \Ma`te*ol"o*gy\ (m[=a]`t[-e]*[o^]l"[-o]*j[y^]), n. [Gr. mataiologi`a; ma`taios useless, vain + lo`gos discourse: cf. F. mat['e]ologie.] A vain, unprofitable discourse or inquiry. [R.]
Wiktionary
mateology
n. (context dated English) A vain, unprofitable discourse or inquiry.