Synonyms of mania
1
: excitement manifested by mental and physical hyperactivity, disorganization of behavior, and elevation of mood
specifically : the manic phase of bipolar disorder
2
a
: excessive or unreasonable enthusiasm
a mania for saving things
—often used in combination
b
: the object of such enthusiasm
His current mania is football.

-mania

2 of 2

noun combining form

1
a
: mental illness
monomania
b
: excessive or abnormal propensity or desire
pyromania
trichotillomania
2
: absorbing interest : extreme enthusiasm
balletomania
bibliomania

Examples of mania in a Sentence

Noun She would typically experience a period of mania and then suddenly become deeply depressed. The entire city has been gripped by baseball mania.
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Noun
The band frequently steers the poppy songwriting offroad by leaning into distortion and ambience, creating moments of both near-mania and hazy unease. — Sue Park, Pitchfork, 22 Oct. 2026 But this time, the AI wager is concentrated in far fewer companies than the railway mania ever was. — Ming Lu, Fortune, 22 Oct. 2026 More a horror film than a comic book movie — body horror, to be precise — it’s also perfectly timed to cash in on the current mania of audiences looking for a scary good time. — Frank Scheck, HollywoodReporter, 21 Oct. 2026 Animal-print mania shows no signs of slowing down, either, with Jamie Haller’s python-effect pumps anchoring some of our favorite looks yet. — Laura Jackson, Vogue, 20 Oct. 2026 See All Example Sentences for mania

Word History

Etymology

Noun

Middle English, "mental disorder, frenzy," borrowed from Late Latin, borrowed from Greek manía "madness, frenzy," noun derivative (with -ia -ia entry 1) from the base of maínomai, maínesthai "to rage, rave, be frenzied, be out of one's mind," going back to an Indo-European present stem *mn̥-i̯é- (from the verbal base *men- "form a thought"), whence also Old Irish doˑmoinethar "(s/he) supposes, expects," Sanskrit mányate "(s/he) thinks," Avestan mainiieṇte "(they) consider, take for"; also as stative verbs (< *mn̥-h2i̯é-?) Old Church Slavic mĭnjǫ, mĭněti "to think, suppose," Lithuanian miniù, minė́ti "to mention, commemorate" — more at mind entry 1

Noun combining form

borrowed from Greek -mania, combining form from manía "madness, frenzy" — more at mania

First Known Use

Noun

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of mania was in the 14th century

Browse Nearby Words

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Cite this Entry

“Mania.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mania. Accessed 29 Oct. 2026.

Kids Definition

1
: excitement that is expressed through excessive physical and mental activity and extreme cheerfulness
2
: excessive enthusiasm : craze
had a mania for saving things

Medical Definition

: excitement of psychotic proportions manifested by mental and physical hyperactivity, disorganization of behavior, and elevation of mood
specifically : the manic phase of bipolar disorder

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