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inefficient

[ in-i-fish-uhnt ]
/ ˌɪn ɪˈfɪʃ ənt /
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See synonyms for: inefficient / inefficiently on Thesaurus.com

adjective
not efficient; unable to effect or achieve the desired result with reasonable economy of means.
lacking in ability, incompetent.
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The rainy weather could not ________ my elated spirits on my graduation day.
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Origin of inefficient

First recorded in 1740–50; in-3 + efficient

synonym study for inefficient

2. See incapable.

OTHER WORDS FROM inefficient

in·ef·fi·cient·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use inefficient in a sentence

British Dictionary definitions for inefficient

inefficient
/ (ˌɪnɪˈfɪʃənt) /

adjective
unable to perform a task or function to the best advantage; wasteful or incompetent
unable to produce the desired result

Derived forms of inefficient

inefficiency, nouninefficiently, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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