potamology
Pot`a*mol"o*gy, n. Etym: [Gr. -logy.] Defn: A scientific account or discussion of rivers; a treatise on rivers; potamography.
Pot`a*mol"o*gy, n. Etym: [Gr. -logy.] Defn: A scientific account or discussion of rivers; a treatise on rivers; potamography.