Synonyms and Antonyms of efficacious

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Synonyms, Thesaurus & Antonyms of 'efficacious'

1. (adj) efficacious
marked by qualities giving the power to produce an intended effect
Synonyms: effectual, effective
Antonyms: inefficacious

2. (adj) effective, effectual, efficacious
producing or capable of producing an intended result or having a striking effect
Synonyms: sound, effective, in effect(p), efficient, efficacious, effectual, legal, in force(p), good
Antonyms: inefficacious

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'efficacious' - Nearby Entries
effervescing effete eff efficacious efficaciously efficaciousness efficacy

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