manic

adjective

man·​ic ˈma-nik How to pronounce manic (audio)
: affected with, relating to, characterized by, or resulting from mania
had a manic personality
his manic work pace
manic noun
manically adverb

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.
Hedda is a slippery, confounding protagonist, and Aurora Real de Asua takes on the role with quietly manic energy. Emily McClanathan, Chicago Tribune, 11 Feb. 2026 There is little robust support, for example, for the idea that omega-3s can improve mental health concerns like anxiety, manic symptoms, low-grade depression, or generalized stress, said Aleta Storch, MS, RDN, LMHC, a dietitian and therapist based in Bellingham, WA. Sarah Garone, Health, 30 Jan. 2026 But anywhere nearer the 8,250-rpm redline reveals more of the manic Maranello magic, where the trill mechanical song of the V12 balances out against a screaming exhaust note. Michael Teo Van Runkle, Forbes.com, 29 Jan. 2026 Distinguished by different hairdos and contrasting body language, Douglas, who can will himself to appear sedate, and James, who’s in a continual manic spiral, have more in common than either would care to admit. Theater Critic, Los Angeles Times, 28 Jan. 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 16 Feb. 2026.

Medical Definition

manic

1 of 2 adjective
man·​ic ˈman-ik How to pronounce manic (audio)
: affected with, relating to, or resembling mania
manically adverb

manic

2 of 2 noun
: an individual affected with mania

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