/ Dictionary / Index A actualism: Meaning and Definition of Find definitions for: ac•tu•al•ism Pronunciation: (ak'ch-u-liz"um), [key] — n. Philos. the doctrine that all reality is animate or in motion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. actual cost actuality Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language