/ Dictionary / Index A aere perennius*: Meaning and Definition of Find definitions for: ae•re per•en•ni•us Pronunciation: (ī're pe-ren'ni-oos" Eng. ēr'ē p&schwa-ren'ē-&schwas), [key] — Latin. Latin. more lasting than bronze. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aerenchyma aeri- Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language