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ineffective

[in-i-fek-tiv] /ˌɪn ɪˈfɛk tɪv/
adjective
1.
not effective; not producing results; ineffectual:
ineffective efforts; ineffective remedies.
2.
inefficient or incompetent; incapable:
an ineffective manager.
3.
lacking in artistic effect, as a literary work, theatrical production, or painting.
Origin
1645-1655
1645-55; in-3 + effective
Related forms
ineffectively, adverb
ineffectiveness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for in effective

ineffective

/ˌɪnɪˈfɛktɪv/
adjective
1.
having no effect
2.
incompetent or inefficient
Derived Forms
ineffectively, adverb
ineffectiveness, noun
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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Word Origin and History for in effective

ineffective

adj.

1650s, from in- (1) "not, opposite of" + effective. Related: Ineffectively; ineffectiveness.

Online Etymology Dictionary, © 2010 Douglas Harper
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