irritability
- Noun. The state or quality of being irritable; quick excitability; petulance; fretfulness; as, irritability of temper.
- Noun. (physiology) A natural susceptibility, characteristic of all living organisms, tissues, and cells, to the influence of certain stimuli, response being manifested in a variety of ways.
- Noun. (medicine) A condition of morbid excitability of an organ or part of the body; undue susceptibility to the influence of stimuli.
This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.