/ Dictionary / Index B black bile: Meaning and Definition of Find definitions for: black' bile' Pronunciation: [key] one of the four elemental bodily humors of medieval physiology, regarded as causing gloominess. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blackberry lily black-billed cuckoo Related Content Daily Word Quiz: kiln Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language