efficacious

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English[edit]

Etymology[edit]

From Old French efficacieux, from Latin efficax (efficacious), from efficere (to effect, accomplish, to); see effect.

Pronunciation[edit]

Adjective[edit]

efficacious (comparative more efficacious, superlative most efficacious)

  1. effective

Related terms[edit]

Translations[edit]

External links[edit]