/ Dictionary / Index A acinaciform: Meaning and Definition of Find definitions for: ac•i•nac•i•form Pronunciation: (as"u-nas'u-fôrm"), [key] — adj. Bot. scimitar-shaped, as a leaf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. acinaceous acinarious Related Content Daily Word Quiz: stellar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language