/ Dictionary / Index A Acheulean: Meaning and Definition of Find definitions for: A•cheu•le•an Pronunciation: (u-sh'lē-un), [key] — adj. of, pertaining to, or typical of a Lower Paleolithic culture of the middle Pleistocene Epoch, characterized by large hand axes and cleavers made by the soft hammer technique. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Acheson à cheval* Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language