the occult
From Longman Dictionary of Contemporary Englishthe occultthe occultROmysterious practices and powers involving magic and spirits He was a strange man who dabbled in the occult. → occultExamples from the Corpusthe occult• Throughout his life he maintained an interest in the occult.• Dahmer's family feared he was involved in the occult.• By the late 1880s , the spreading fascination with the occult sparked a new direction among several young artists.