1
a
: the doctrine that the perfection of moral character constitutes a person's highest good
b
: the theological doctrine that a state of freedom from sin is attainable on earth
2
: a disposition to regard anything short of perfection as unacceptable

Examples of perfectionism in a Sentence

Recent Examples on the Web
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As with her Remarkably Bright Creatures character Tova, whose spiky perfectionism is driven by pain, or even for Marcellus himself, whose frustration pushes him to persevere, Field has found her anger to be a tool of sorts. Antonia Blyth, Deadline, 18 Aug. 2026 What had felt like needless perfectionism now looked like professionalism. Mark Nevins, Forbes.com, 13 Aug. 2026 Others address loneliness, perfectionism, uncertainty or the quiet weight of feeling stuck. Sophia Buonpane, Kansas City Star, 13 Aug. 2026 Your steady focus turns play into practice, while your patience trims perfectionism and lets authentic joy take the stage. Tarot.com, The Orlando Sentinel, 5 Aug. 2026 See All Example Sentences for perfectionism

Word History

First Known Use

1835, in the meaning defined at sense 1b

Time Traveler
The first known use of perfectionism was in 1835

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Cite this Entry

“Perfectionism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perfectionism. Accessed 19 Aug. 2026.

Medical Definition

perfectionism

noun
: a disposition to regard anything short of perfection as unacceptable
especially : the setting of unrealistically demanding goals accompanied by a disposition to regard failure to achieve them as unacceptable and a sign of personal worthlessness
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