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❌inefficacious

adjective
ˌɪn.ɪ.fɪˈkeɪ.ʃəs
ineffectual inefficiency
inefficacious definition card — visual illustration of the meaning inefficacious synonyms and antonyms card — visual word comparison

Meaning

Not producing any or the desired effect; ineffective.

Example Sentences

The treatment was inefficacious in curing the disease.

Synonyms

ineffective, futile, useless

Antonyms

effective, powerful, productive

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