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

Using both sensors and cameras on the car and Car-to-X data, the GLC will automatically detect potholes, bumps, or other road imperfections and adjust its suspension accordingly. —Sean Evans, Robb Report, 24 Mar. 2026

The all-wheel drive system and suspension absorb road imperfections well. —James Raia, Mercury News, 22 Mar. 2026

Those ideals inspired what was written into the Constitution, and the very idea that our Constitution must be amended and our nation improved by future generations who could redeem their shortcomings and address their imperfections through collective struggle and the democratic process. —CBS News, 19 Mar. 2026

The post-World War II international order, for all its imperfections, produced the longest stretch of great-power peace in modern history, anchored by institutions like the United Nations, the Bretton Woods system, and multilateral trade agreements. —Anthony Scaramucci, Fortune, 19 Mar. 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