/ Dictionary / Index I infanticide: Meaning and Definition of Find definitions for: in•fan•ti•cide Pronunciation: (in-fan'tu-sīd"), [key] — n. the act of killing an infant. the practice of killing newborn infants. a person who kills an infant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: infanticide (Thesaurus) infante infantile 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