Definition of monadical in English:
monadical
adjective mə(ʊ)ˈnadɪklmɒˈnadɪkl
rare Of the nature of a monad or unit; unitary.
Origin
Mid 17th century; earliest use found in Henry More (1614–1687), philosopher, poet, and theologian. From ancient Greek μοναδικός monad + -al.