释义 
		[ ir-i-tuh -bil -i-tee ] SHOW IPA 
/ ˌɪr ɪ təˈbɪl ɪ ti / PHONETIC RESPELLING 
SEE SYNONYMS FOR irritability  ON THESAURUS.COM
noun,  plural  ir·ri·ta·bil·i·ties.  the quality or state of being irritable.  
Physiology , Biology . the ability to be excited to a characteristic action or function by the application of some stimulus: Protoplasm displays irritability by responding to heat.  
Origin of irritability  From the Latin word irrītābilitās,  dating back to 1745–55. See irritable, -ity
OTHER WORDS FROM irritability non·ir·ri·ta·bil·i·ty,  noun su·per·ir·ri·ta·bil·i·ty,  noun Words nearby irritability  irrigable, irrigate, irrigation, irrigative, irriguous, irritability , irritable, irritable bowel syndrome, irritable heart, irritant, irritate
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for irritability Her irritability  became more pronounced and she was fired from her job with a periodontic practice in Hamden.
In Months Before Wild Capitol Scene, Miriam Carey Battled Psychosis | Michael Daly| October 5, 2013| DAILY BEAST
But Carey may have been occasionally hampered by an irritability  that is also common among those with hypomania.
In Months Before Wild Capitol Scene, Miriam Carey Battled Psychosis | Michael Daly| October 5, 2013| DAILY BEAST
It revealed the irritability  of a man accustomed to being in control who's watching his plans fall apart in public.
John Avlon: Mitt Romney’s Campaign Is Becoming a Sinking Ship | John Avlon| December 1, 2011| DAILY BEAST
Less outdoor and active play time as the weather gets colder leads to an increase in irritability  or anxiety in all children.
Autism's Back-to-School Anxiety | Priscilla Gilman| September 24, 2011| DAILY BEAST
Signs included muscular aches and pains, headaches, inability to relax, and irritability .
Mark Twain's Sex Toys | Laura Skandera Trombley| June 9, 2010| DAILY BEAST
Nervously, with an irritability  so foreign to her, that they eyed each other uncertainly, she gave them hurried commands.
Capron had certainly succeeded in leaving an atmosphere of irritability  behind him.
Her irritability  had suddenly quite vanished, and her anxious, imploring eyes were fixed on him with greedy expectation.
War and Peace | Leo Tolstoy
Only by a certain degree of irritability  can it survive in the struggle for existence.
Outwitting Our Nerves | Josephine A. Jackson and Helen M. Salisbury
He suffered from; irritability  of the prepuce, and the nurse powdered it before he went to sleep.
Studies in the Psychology of Sex, Volume 2 (of 6) | Havelock Ellis
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Words related to irritability irritation, anger, annoyance, peevishness, impatience
Medical definitions for  irritability n. The capacity to respond to stimuli. 
Abnormal or excessive sensitivity to stimuli of an organism, organ, or body part. 
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.