imperfection

noun

im·​per·​fec·​tion ˌim-pər-ˈfek-shən 

: the quality or state of being imperfect

also : fault, blemish

an imperfection in the jewel

Synonyms of imperfection

• defect
• scar
• blotch

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

This results in a smoother, higher-quality layer with fewer imperfections, reducing energy losses and improving the overall performance of the device. — Jijo Malayil, Interesting Engineering, 31 July 2026

For some, their performances embrace the imperfections that come with age. — David Deal, Forbes.com, 29 July 2026

Food with cosmetic imperfections is donated to non-profits across seven area counties. — Zuri Primos july 28, Kansas City Star, 28 July 2026

Bleach streaks provide fresh points of visual interest while masking imperfections. — Jasmin Malik Chua, Footwear News, 27 July 2026

Word History

First Known Use

14th century, in the meaning defined above

Rhymes for imperfection

• circumspection
• disaffection
• disconnection
• disinfection
• dorsiflexion
• indirection
• insurrection
• intellection
• interjection
• intersection
• introjection
• introspection

Kids Definition

imperfection

noun

im·​per·​fec·​tion ˌim-pər-ˈfek-shən 

1

: the quality or state of being imperfect

2

: flaw, fault