/ Dictionary / Index T temerarious: Meaning and Definition of Find definitions for: tem•er•ar•i•ous Pronunciation: (tem"u-râr'ē-us), [key] — adj. reckless; rash. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: temerarious (Thesaurus) Temenus temerity 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