panic attack

noun

plural panic attacks
: a sudden feeling or episode of panic
specifically : a brief episode of intense fear or dread that is of sudden onset and typically subsides within 30 minutes, usually occurs for no apparent reason but may sometimes be associated with an identifiable triggering stimulus (such as an existing phobia), and is accompanied by a sense of unreality and impending loss of control and by various debilitating physical symptoms (such as increased heart rate, chest pain, dizziness, and shortness of breath)
Those undergoing a panic attack often believe they are suffering a heart attack or some other illness. Lillian Lee Kim
Agoraphobia is a fear only of fear itself, that is, of any situation where help would be unavailable and escape difficult in case of a panic attack. The Harvard Mental Health Letter
compare anxiety attack

Examples of panic attack in a Sentence

Recent Examples on the Web
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Marcee Gray, the defendant’s estranged wife, testified their son was riddled with anxiety, easily agitated and had panic attacks. Eric Levenson, CNN Money, 30 July 2026 Alice craves mentorship but can’t help noting how often Nora drinks on the job; Nora, who discovers Alice having a panic attack in the bathroom, wonders whether the newbie stands a chance of making it in the Bureau. Inkoo Kang, New Yorker, 30 July 2026 Neither vehicle could be driven, and one party was having a panic attack. Nollyanne Delacruz, Mercury News, 28 July 2026 Curtin continued at that pace until panic attacks forced him to reconsider. Noel Burgess, Forbes.com, 20 July 2026 See All Example Sentences for panic attack

Word History

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of panic attack was in 1958

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Cite this Entry

“Panic attack.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/panic%20attack. Accessed 3 Aug. 2026.

Medical Definition

panic attack

noun
: an episode of intense fear or apprehension that is of sudden onset and may occur for no apparent reason or as a reaction to an identifiable triggering stimulus (as a stressful event)
specifically : one that is accompanied by usually four or more bodily or cognitive symptoms (as heart palpitations, dizziness, shortness of breath, or feelings of unreality) and that typically peaks within 10 minutes of onset
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