a. Mysterious. [ Obs. ] [ 1913 Webster ]
n. [ L. mysteriarches, Gr. &unr_;; &unr_; mystery + &unr_; chief. ] One presiding over mysteries. [ Obs. ] [ 1913 Webster ]
a. [ F. mystèrieux. See 1st Mystery. ] Of or pertaining to mystery; containing a mystery; difficult or impossible to understand; inexplicable; obscure; not revealed or explained; enigmatical; incomprehensible. [ 1913 Webster ]
God at last
To Satan, first in sin, his doom applied,
Thought in mysterious terms. Milton. [ 1913 Webster ]
adv. In a mysterious manner. [ 1913 Webster ]
n.
v. t.