/ Dictionary / Index I immunotherapy: Meaning and Definition of Find definitions for: im•mu•no•ther•a•py Pronunciation: (im"yu-nō-ther'u-pē, i-my"-), [key] — pl. -pies. treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: immunotherapy (Thesaurus) immunosuppressive immunotoxin 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