/ Dictionary / Index H histotome: Meaning and Definition of Find definitions for: his•to•tome Pronunciation: (his'tu-tōm"), [key] — n. a microtome. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. histosol histrionic Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language