mys ‧ tic ‧ al /ˈmɪstɪk ə l/ BrE AmE ( also mystic ) adjective [usually before noun]
1 . involving religious, ↑ spiritual , or magical powers that people cannot understand:
music’s spiritual and mystical powers
2 . relating to mysticism:
a mystic ritual
—mystically /-kli/ adverb