inefficient

in·ef·fi·cient

adj \-ˈfi-shənt\

Definition of INEFFICIENT

: not efficient: as a : not producing the effect intended or desired b : wasteful of time or energy <inefficient operating procedures> c : incapable, incompetent <an inefficient worker>

— inefficient noun

— in·ef·fi·cient·ly adverb

Examples of INEFFICIENT

1. The delivery system was very inefficient.
2. an inefficient use of fuel

First Known Use of INEFFICIENT

1750

Related to INEFFICIENT

Synonyms: counterproductive, feckless, hamstrung, ineffectual, inefficacious, ineffective, inexpedient

Antonyms: effective, effectual, efficacious, efficient, expedient, operant, ultraefficient

Related Words: abortive, bootless, fruitless, futile, nonproductive, pointless, profitless, unavailing, unproductive, unprofitable, unsuccessful, useless, worthless

Near Antonyms: availing, beneficial, helpful, productive, profitable, successful, useful, worthwhile

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Rhymes with INEFFICIENT

coefficient, cost-efficient, insufficient, self-sufficient