im·​per·​fec·​tion | \ ˌim-pər-ˈfek-shən How to pronounce imperfection (audio) \

Definition of imperfection

: the quality or state of being imperfect also : fault, blemish

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Examples of imperfection in a Sentence

He detected several imperfections in the surface of the jewel. She tried to hide the imperfection in the cloth.

Recent Examples on the Web

If your walls have bumps or imperfections, an extra coat of eggshell can disguise them more easily than satin or high-gloss finishes. Lucia Tonelli, ELLE Decor, "Choosing the Right Paint Finish: Eggshell Vs. Satin," 25 Feb. 2019 Indeed, near the edges of imperfections, the energy imparted by the electrons in the electron microscope was enough to boil off the lithium metal. Chris Lee, Ars Technica, "High-density lithium in graphene: An intriguing battery possibility," 29 Nov. 2018 Wisdom comes from understanding the imperfections of life and appreciating when certain things come together. Fox News, "Trump touts economy in the heartland," 27 July 2018 The fifth, directed by Emma Miranda Moore, examines the complexities of female friendship, and explores the beauty of giving up control and embracing imperfection. Harper's BAZAAR, "How to Let Go," 16 Jan. 2019 The concealing shade is a lightweight formula that cools on application, while the correcting side is designed to hide imperfections, with light reflectors built into the formula. Leah Prinzivalli, Allure, "Flesh Beauty Introduces Hide the Evidence, a Double-Sided Concealer With Two Shades," 13 Aug. 2018 Collina Strada’s prismatic gazes celebrated creative freedom and imperfection while still feeling purposeful and fun. Lauren Valenti, Vogue, "This Tie-Dye Eye Makeup Will Take You From Fashion Week to Summer Music Festivals," 8 Feb. 2019 Once the clear coat is cured, inspect the finished job for runs or other imperfections. Anthony Alaniz, Popular Mechanics, "How to Paint a Car," 4 Feb. 2019 Researchers have proven that crystals grown in space contain fewer imperfections than those growth on Earth. Joe Pappalardo, Popular Mechanics, "How Space Crystals Could Lead To New Cancer Drugs," 5 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'imperfection.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of imperfection

14th century, in the meaning defined above

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Statistics for imperfection

Last Updated

17 Apr 2019

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Time Traveler for imperfection

The first known use of imperfection was in the 14th century

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More Definitions for imperfection



English Language Learners Definition of imperfection

: a small flaw or bad part
: the state of being imperfect : lack of perfection


im·​per·​fec·​tion | \ ˌim-pər-ˈfek-shən How to pronounce imperfection (audio) \

Kids Definition of imperfection

1 : the quality or state of having faults or defects : lack of perfection
2 : a small flaw or fault

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Comments on imperfection

What made you want to look up imperfection? Please tell us where you read or heard it (including the quote, if possible).


not to be persuaded, moved, or stopped

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