noun.
Wicked or malevolent spirit as opposed to agathodemon (a good spirit).
noun.
Twelfth astrological House, from which only evil prognostics are alleged to proceed.
noun.nightmare
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
an evil spirit
Word Usage
"Pipes entered into this opinion the more willingly, as he had all along believed the senior to be a sort of wizard, or some cacodaemon, whom it was not very creditable to be acquainted with."