/ Dictionary / Index D demonology: Meaning and Definition of Find definitions for: de•mon•ol•o•gy Pronunciation: (dē"mu-nol'u-jē), [key] — n. the study of demons or of beliefs about demons. belief in demons. a group of persons or things regarded as evil or pernicious. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. demonolatry Demon Star Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language