imperfection

noun

im·​per·​fec·​tion ˌim-pər-ˈfek-shən 

: the quality or state of being imperfect

also : fault, blemish

Synonyms

• 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

Only on particularly bumpy tarmac did the GTS-spec suspension become too jarring with the adaptive dampers stiffened up in sport mode, but switching them to normal offered the best of both worlds—excellent, composed body control and tuning that ironed out imperfections remarkably well. —Peter Nelson, Robb Report, 1 Oct. 2025

All the furniture pieces in your bedroom don’t have to be the same finish or style, instead consider using antiques or family heirloom pieces for an asymmetrical look and embracing imperfection. —Cameron Beall, Southern Living, 28 Sep. 2025

But where did these imperfections come from, initially? —Ethan Siegel, Big Think, 24 Sep. 2025

The breakthrough finally came from examining nano- and micro-inclusions—tiny imperfections trapped within South Africa’s mine diamonds. —Mrigakshi Dixit, Interesting Engineering, 23 Sep. 2025

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