/ Dictionary / Index A acrospore: Meaning and Definition of Find definitions for: ac•ro•spore Pronunciation: (ak'ru-spôr", -spōr"), [key] — n. Mycol. a spore borne at the tip of a sporophore, as a basidiospore. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. acrospire across Related Content Daily Word Quiz: sumptuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language