ira-, iras-, ire- +

Translation: "From an angry man."

Any action taken ab irato is to be understood as arising from anger rather than reason, and responses to such actions should be weighed carefully by reasonable people.

A feeling of resentful anger: "With his short temper, he revealed his irascibility."

1. A reference to a person who shows that he or she is easily provoked to anger or outbursts of temper: "He is known for his irascible disposition."
2. Very irritable; such as, an irascible old man.
2. Characterized or produced by anger: "When he asked her about her trip, she gave him an irascible response."

1. The quality of being easily inflamed by anger: "His irascibleness has resulted in no one wanting to work with him."
2. Irritability of temper: "The irascibleness of the child made it very difficult for other children to get along with him."

Having or showing a tendency to be easily angered: "He is irascibly responding to the way he is being treated by the store clerk."

1. Extremely angry; enraged; furious, indignant, ireful, wrathful: "The irate protesters were turning cars over and breaking the windows of the stores on the street."
2. Characterized or occasioned by anger: "She made an irate phone call for a taxi because the bus was so late."
3. Showing or typical of great anger: "His irate neighbors yelled at him for having such a loud party; especially, so late at night."

1. In an angry manner; furious, irritated, provoked: "He shouted irately at the man to leave the store immediately."
2. Arising from or characterized by anger: "He irately wrote a letter to the editor about what happened in town."

1. Belligerence aroused by a real or supposed wrong (personified as one of the deadly sins).
2. A feeling that is oriented toward some real or supposed grievance: "He focused his ire at his coworkers who reported the mistake to higher officials."
3. A strong emotion or anger: "The government proposal has provoked the ire of environmentalists."
4. Intense anger; wrath: "Her ire was obviously present when he arrived so late to pick her up."
5. Anger; wrath; keen resentment: "The word ire is often used in poetry."

1. Feeling or showing extreme anger: "His ireful words were heard by several other visitors."
2. Angry, wrath, furious with anger: "Her ireful attitude made it very difficult for her to get along with her fellow workers."

Description of a situation which shows someone who is full of intense anger: "She was irefully speaking on the radio about the government changes being proposed."

Without anger.