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Webster 1913 Edition

Inefficaciousness

In-efˊfi-ca′cious-ness

,

Noun.

Lack of effect, or of power to produce the effect; inefficacy.

Webster 1828 Edition

Inefficaciousness

INEFFICA'CIOUSNESS

,

Noun.

Want of power to produce the effect, or want of effect.

Definition 2024

inefficaciousness

inefficaciousness

English

Noun

inefficaciousness ‎(uncountable)

Lack of efficacy.