Susceptible of anger; easily provoked or inflamed with resentment; choleric: as, an irascible man; an irascible temper.Excited by or arising from anger; manifesting a state of anger or resentment.Synonyms Irascible, Irritable, Passionate, hasty, touchy, testy, splenetic, snappish, peppery, fiery, choleric. Irascible indicates quicker and more intense bursts of anger than irritable, and less powerful, lasting, or manifest bursts than passionate.