- Beyond the range of ordinary knowledge or understanding; mysterious.
- Of or pertaining to magic, astrology, or any system claiming use or knowledge of secret or supernatural powers or agencies.
- Secret; disclosed or communicated only to the initiated.
- Hidden from view.
- (in early science) a. not apparent on mere inspection but discoverable by experimentation.
b. of a nature not understood, as physical qualities.
c. dealing with such qualities; experimental: hidden from view.
- (in early science) a. not apparent on mere inspection but discoverable by experimentation.
b. of a nature not understood, as physical qualities.
c. dealing with such qualities; experimental: