WordReference Random House Unabridged Dictionary of American English © 2026
tem•er•ar•i•ous
(tem′ə râr′ē əs),USA pronunciation adj.
tem′er•ar′i•ous•ly, adv.
tem′er•ar′i•ous•ness, n.
- reckless;
rash.
- Latin temerārius, equivalent. to temer(e) blindly, heedlessly + -ārius -ary
- 1525–35
tem′er•ar′i•ous•ness, n.
'temerarious' also found in these entries (note: many are not synonyms or translations):