μυστήριον
μυστήριον
μυστήριον, ου, τό,
μύστης
a mystery or secret doctrine; in pl., τὰ μ. the mysteries of the Cabiri in Samothrace, Hdt.; of Demeter at Eleusis, Aesch., etc.
any mystery or secret, Plat.
mystic implements, Eur., Ar.
in NTest. a mystery, a divine secret, something above human intelligence.