efficacious

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Etymology 1.2 Pronunciation 1.3 Adjective 1.3.1 Related terms 1.3.2 Translations 1.3.3 External links

[edit] English

[edit] Etymology

From Old French efficacieux < Latin efficax (“‘efficacious’”) < efficere (“‘to effect, accomplish, to’”); see effect. �

[edit] Pronunciation

• Rhymes: -eɪʃəs

[edit] Adjective

efficacious (comparative more efficacious, superlative most efficacious)

1. effective

[edit] Related terms

• effect
• effective
• effectivity
• effectual
• efficacity
• efficacy
• efficiency
• efficient

[edit] Translations

[edit] External links

• efficacious in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
• efficacious in The Century Dictionary, The Century Co., New York, 1911