/ Dictionary / Index E erasing head: Meaning and Definition of Find definitions for: eras'ing head" Pronunciation: [key] the part of a tape recorder that erases material previously recorded on magnetic tape. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. eraser erasion Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language