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Definition of inefficiency
inefficiency
/ˌɪnɪˈfɪʃənsi/
in · ef · fi · cien · cy
Adverb:inefficiently
•Plural:inefficiencies
•Adjective:inefficient
inefficiency Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Top 10k
Syllables
5
inefficiency Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The state or quality of being wasteful of time, energy, or resources; failure to achieve maximum productivity with minimum wasted effort or expense.
Example
"The audit revealed widespread inefficiency in the company's outdated supply chain."
2
A specific process, practice, or flaw that wastes time, effort, or resources within an organization or system.
Example
"By automating data entry, the department eliminated several costly inefficiencies."
Synonyms
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Word Origin & Etymology
Formed in English from the negative prefix in- ('not') and efficiency, which derives from Latin efficientia ('an effecting or accomplishing'), from the verb efficere ('to work out, accomplish').
Cite this Entry
Wordmom. (2026). Definition of Inefficiency. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/inefficiency