Dictionary.com
Thesaurus.com
Synonyms

inefficiency

American  
[in-i-fish-uhn-see] / ˌɪn ɪˈfɪʃ ən si /

noun

inefficiencies plural
  1. the quality or condition of being inefficient; lack of efficiency.

  2. an instance of inefficiency.

    This work is riddled with inefficiencies.


Etymology

Origin of inefficiency

First recorded in 1740–50; ineffici(ent) + -ency

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Board members can only be removed for cause, meaning malfeasance, inefficiency, or neglect in their duties.

From Slate • Apr. 24, 2026

Scheutz compared this inefficiency to everyday AI tools.

From Science Daily • Apr. 5, 2026

But for financial institutions and investors, the cumulative effect is a more complex operating environment marked by higher counterparty risk, regulatory divergence, and capital inefficiency.

From Barron's • Mar. 4, 2026

“Every additional body that you throw at a problem adds more process, more bureaucracy, more politics, more inefficiency, more coordination.”

From The Wall Street Journal • Mar. 1, 2026

Cornwall Capital, they decided, would not merely search for market inefficiency but search for it globally, in every market: stocks, bonds, currencies, commodities.

From "The Big Short" by Michael Lewis

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "inefficiency" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com