irritabilityсуществительное The quality or state of being easily annoyed or angered. Her irritability increased as the noise from the construction site continued throughout the day.
A tendency to be easily upset or to react negatively to stimuli. The patient's irritability was a symptom that the doctor noted during the examination.
The capacity of a cell, tissue, or organism to respond to stimulation, especially in physiological contexts. The irritability of nerve tissue allows it to transmit impulses rapidly.