irritability

noun
ir·​ri·​ta·​bil·​i·​ty | \ ˌir-ə-tə-ˈbi-lə-tē How to pronounce irritability (audio) \
plural irritabilities

Definition of irritability

1 : the property of protoplasm and of living organisms that permits them to react to stimuli
2 : the quality or state of being irritable: such as
a : quick excitability to annoyance, impatience, or anger : petulance
b : abnormal or excessive excitability of an organ or part of the body

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Examples of irritability in a Sentence

the librarian's well-known irritability makes students hesitant to ask questions

Recent Examples on the Web

An imbalance of electrolytes from a lack of fluids can cause irritability and confusion, so caregivers need to be attentive to changes in their loved ones’ behavior, Cuas said. Tess Vrbin, courant.com, "This weekend’s heat wave could be especially risky for the elderly," 19 July 2019 Symptoms of heat exhaustion include headache, nausea, dizziness, weakness, irritability, thirst, heavy sweating, elevated body temperature and decreased urine output. Ben Tobin, The Courier-Journal, "Deadly heat is descending on Louisville. Here's what you need to know," 18 July 2019 Symptoms include intense fatigue, irritability, mental fogginess, and—drumroll please—a horrible headache. Carolyn L. Todd, SELF, "How to Tell if Your 'Caffeine Withdrawal Headaches' Are Actually Migraines," 25 Jan. 2019 Constantly being on edge can also breed irritability, another stressor that can impact the quality of the relationship. Caroline Picard, Good Housekeeping, "7 Signs You're Dealing With Anxiety," 3 Apr. 2019 Some of the side effects of the drug include muscle spasm, headache, nervousness, irritability, insomnia, tremors, muscle weakness, increased appetite, weight loss, diarrhea, and heat intolerance. Christina Oehler, Health.com, "This Man Is Convinced His Wife Is Secretly Drugging Him With Thyroid Medication to Make Him Lose Weight," 14 June 2019 Websites list irritability as a symptom of the change. Longreads, "Demonology: A Woman’s Right to Fury," 10 June 2019 Pontikes' husband, George, began reaching out to Rossi for help in March 2013 because of his wife's increasing distance and irritability. Nicole Winfield, Houston Chronicle, "Woman accuses Cardinal DiNardo of dismissing sex abuse case," 4 June 2019 In fact, Largeman-Roth says people who drink more than 400 mg of caffeine a day (the equivalent of five 8-ounce cups of coffee) are more likely to experience withdrawal symptoms like headaches and irritability. Julia Naftulin, Health.com, "Here’s What Happened When a Coffee Addict Gave It Up for a Week," 28 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'irritability.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of irritability

1755, in the meaning defined at sense 1

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More Definitions for irritability

irritability

noun
ir·​ri·​ta·​bil·​i·​ty | \ ˌir-ə-tə-ˈbi-lə-tē How to pronounce irritability (audio) \

Kids Definition of irritability

: the quality of easily becoming angry or annoyed

irritability

noun
ir·​ri·​ta·​bil·​i·​ty | \ ˌir-ət-ə-ˈbil-ət-ē How to pronounce irritability (audio) \
plural irritabilities

Medical Definition of irritability

1 : the property of protoplasm and of living organisms that permits them to react to stimuli
2a : quick excitability to annoyance, impatience, or anger
b : abnormal or excessive excitability of an organ or part of the body (as the stomach or bladder)

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