from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Extremely angry; enraged. See Synonyms at angry.
- adj. Characterized or occasioned by anger: an irate phone call.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Extremely angry; wrathful; enraged.
from the GNU version of the Collaborative International Dictionary of English
- adj. Angry; incensed; enraged.
from The Century Dictionary and Cyclopedia
- Excited to anger; made angry; enraged; incensed.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. feeling or showing extreme anger
Latin īrātus, past participle of īrāscī, to be angry, from īra, anger; see eis- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin iratus ("angered, angry"), from irasci ("to be angry"), from ira ("anger, wrath"). (Wiktionary)