inefficacious

adjective in·ef·fi·ca·cious \ (ˌ)i-ˌne-fə-ˈkā-shəs \

Definition of inefficacious

:lacking the power to produce a desired effect :ineffective

inefficaciously

adverb

inefficaciousness

noun

Examples of inefficacious in a Sentence

  1. his efforts to restore the neglected houseplant back to health were belated and sadly inefficacious

  2. an inefficacious medication for a rare form of tuberculosis

First Known Use of inefficacious

1658


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to praise usually to excess

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