'Irascibility' definitions:

Definition of 'irascibility'

From: WordNet
noun
A feeling of resentful anger [syn: irascibility, short temper, spleen, quick temper]

Definition of 'Irascibility'

From: GCIDE
  • Irascibility \I*ras`ci*bil"i*ty\, n. [Cf. F. irascibilit['e].] The quality or state of being irascible; irritability of temper; irascibleness. [1913 Webster]