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ineffective

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adjective in·ef·fec·tive \ˌi-nə-ˈfek-tiv\

Simple Definition of ineffective

  • : not producing or having the effect you want : not effective

Full Definition of ineffective

  1. 1 :  not producing an intended effect :  ineffectual <ineffective lighting>

  2. 2 :  not capable of performing efficiently or as expected :  incapable <an ineffective executive>

in·ef·fec·tive·ly adverb
in·ef·fec·tive·ness noun

Examples of ineffective

  1. The treatment was ineffective against the disease.

  2. <an ineffective effort to reduce unemployment that only spurred inflation>



1649

First Known Use of ineffective

1649



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