irritability

noun

ir·​ri·​ta·​bil·​i·​ty ˌir-ə-tə-ˈbi-lə-tē How to pronounce irritability (audio)
plural irritabilities
1
: 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
2
: the property of protoplasm and of living organisms that permits them to react to stimuli

Examples of irritability in a Sentence

the librarian's well-known irritability makes students hesitant to ask questions
Recent Examples on the Web Signs and symptoms of bipolar disorder can include mania, depression, irritability, low energy, and more. Tammy Worth, Health, 14 June 2024 As the days lengthen and the mercury rises, so too will the prevalence of anxiety, stress, anger, grief, fatigue, irritability and other emotions researchers have linked to heat. Joan Meiners, The Arizona Republic, 25 Apr. 2024 Outrage can bring greatness to art; irritability, not so much. Christopher Bonanos, Vulture, 6 Feb. 2024 This severe form of premenstrual syndrome (PMS) can trigger depression, sadness, anxiety, or irritability in the week before a person's period. Karen Pallarito, Health, 2 June 2024 See all Example Sentences for irritability 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'irritability.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1755, in the meaning defined at sense 2

Time Traveler
The first known use of irritability was in 1755

Dictionary Entries Near irritability

Cite this Entry

“Irritability.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irritability. Accessed 4 Jul. 2024.

Kids Definition

irritability

noun
ir·​ri·​ta·​bil·​i·​ty ˌir-ət-ə-ˈbil-ət-ē How to pronounce irritability (audio)
plural irritabilities
1
: the quality or state of being irritable
especially : readiness to become annoyed or angry
2
: the property of living tissue and living things that permits them to react to stimuli

Medical Definition

irritability

noun
ir·​ri·​ta·​bil·​i·​ty ˌir-ət-ə-ˈbil-ət-ē How to pronounce irritability (audio)
plural irritabilities
1
: the property of protoplasm and of living organisms that permits them to react to stimuli
2
a
: 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)

More from Merriam-Webster on irritability

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