different between importance vs efficacy

English

Etymology

Borrowed from Middle French importance, from Medieval Latin importantia.

Pronunciation

• (Received Pronunciation) IPA^(key): /?m?p??t?ns/
• (General American) IPA^(key): /?m?p??t?ns/, [-?n?s]

Noun

importance (countable and uncountable, plural importances)

1. The quality or condition of being important or worthy of note.
2. significance or prominence.
3. personal status or standing.
4. Something of importance.

Translations

French

Etymology

From Medieval Latin importantia.

Pronunciation

• IPA^(key): /??.p??.t??s/
• Rhymes: -??s

Noun

importance f (plural importances)

1. importance
2. significance

Related terms

• important

Further reading

• “importance” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Anagrams

• comprenait

English

Etymology

From Old French efficace, from Late Latin effic?cia (“efficacy”), from effic?x (“efficacious”); see efficacious.

Pronunciation

• IPA^(key): /??f.?.k?.si/

Noun

efficacy (usually uncountable, plural efficacies)

1. Ability to produce a desired effect under ideal testing conditions.
   • 2005, Flay et al. Standards of Evidence: Criteria for Efficacy, Effectiveness and Dissemination DOI: 10.1007/s11121-005-5553-y

     Efficacy refers to the beneficial effects of a program or policy under optimal conditions of delivery, whereas effectiveness refers to effects of a program or policy under more real-world conditions.

2. Degree of ability to produce a desired effect.
   • 1996, Moskovich, Patent application PCT/US1996/003658

     Toothbrush with improved efficacy

Synonyms

• efficacity

Related terms

Translations

Further reading

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