irritable

adjective

ir·​ri·​ta·​ble ˈir-ə-tə-bəl How to pronounce irritable (audio)
: capable of being irritated: such as
a
: easily exasperated or excited
gets irritable when he tires
b
: responsive to stimuli
irritableness noun
irritably adverb

Examples of irritable in a Sentence

My father is always irritable after a nap. I came home from work feeling tired and irritable.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The crew is under the supervision of the capable Mensah (Noma Dumezweni) who is prone to panic attacks as the group visits an irritable planet at the behest of The Corporation — a powerful business conglomerate where profit is indeed king. Randy Myers, Mercury News, 16 May 2025 It’s said to cause people to become irritable, aggravate health problems, and abrade mechanical devices. Erik Sherman, Forbes.com, 8 May 2025 Victoria became irritable, couldn’t keep her food down, and stopped smiling. Alana Semuels, Time, 17 Apr. 2025 Younger children between ages 1 and 5 may become more irritable and may exhibit signs of developmental regression. Santina Contreras, The Conversation, 2 Apr. 2025 See All Example Sentences for irritable

Word History

First Known Use

1662, in the meaning defined above

Time Traveler
The first known use of irritable was in 1662

Cite this Entry

“Irritable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irritable. Accessed 31 May. 2025.

Kids Definition

irritable

adjective
ir·​ri·​ta·​ble ˈir-ət-ə-bəl How to pronounce irritable (audio)
: capable of being irritated
especially : easily irritated
gets irritable when he's tired
irritableness noun
irritably adverb

Medical Definition

irritable

adjective
ir·​ri·​ta·​ble ˈir-ət-ə-bəl How to pronounce irritable (audio)
: characterized by irritability: as
a
: easily exasperated or excited
b
: responsive to stimuli

More from Merriam-Webster on irritable

Last Updated: - Updated example sentences
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