/ Dictionary / Index H hairy cell leukemia: Meaning and Definition of Find definitions for: hair'y cell" leuke'mia Pronunciation: [key] a form of cancer in which abnormal cells with many hairlike cytoplasmic projections appear in the bone marrow, liver, spleen, and blood. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hairy hairy-faced Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language