/ Dictionary / Index A annotinous: Meaning and Definition of Find definitions for: an•not•i•nous Pronunciation: (u-not'n-us, a-not'-), [key] — adj. Bot. one year old. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. annotation announce Related Content Daily Word Quiz: odious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language