: affected with, relating to, characterized by, or resulting from mania
had a manic personality
his manic work pace
manic noun

Examples of manic in a Sentence

a manic sense of humor
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.
Moore begins with a whisper and builds to a roar as Mona improvises a manic rant that involves rats and the plague. Glenn Whipp, Los Angeles Times, 7 Sep. 2026 With each increasingly manic and outlandish installment, the franchise carved out its own peculiar place in Hollywood history. Declan Gallagher, Entertainment Weekly, 3 Sep. 2026 As the manic character starts to chip away and the real Lyons begins to break through, the show reveals itself as something far more vulnerable. Rebecca Rosman, NPR, 31 Aug. 2026 Drugs such as Lamictal and lithium, along with anticonvulsants and antipsychotics, can help control manic and depressive episodes, quiet racing thoughts and sleep problems, and curb risky behavior. Jen Christensen, CNN Money, 29 Aug. 2026 See All Example Sentences for manic

Word History

Etymology

borrowed from Greek manikós "mad, crazy," from manía "madness, frenzy, mania" + -ikos -ic entry 1

First Known Use

circa 1824, in the meaning defined above

Time Traveler
The first known use of manic was circa 1824

Browse Nearby Words

Cite this Entry

“Manic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/manic. Accessed 15 Sep. 2026.

Medical Definition

manic

1 of 2 adjective
: affected with, relating to, or resembling mania

manic

2 of 2 noun
: an individual affected with mania
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