different between efficacy vs distinction

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.

English

Etymology

From Middle English distinccioun, from Old French distinction (attested 12th century), from the Latin accusative distinctionem, action noun of distinguo (“I distinguish”). Used in English from the late 14th century.

Pronunciation

• IPA^(key): /d??st??k??n/

Noun

distinction (countable and uncountable, plural distinctions)

1. That which distinguishes; a single occurrence of a determining factor or feature, the fact of being divided; separation, discrimination.
2. The act of distinguishing, discriminating; discrimination.
3. Specifically, a feature that causes someone or something to stand out as being better; a mark of honour, rank, eminence or excellence; being distinguished.
   • 2013, Daniel Taylor, Steven Gerrard goal against Poland ensures England will go to World Cup (in The Guardian, 15 October 2013)[2]

     Leighton Baines, playing with distinction again, sent over a left-wing cross with pace and accuracy. Welbeck, prominently involved all night, could not reach it but Rooney was directly behind him, flashing his header past Szczesny.

Antonyms

• (that which distinguishes): confusion

Derived terms

• contradistinction
• distinction without a difference

Related terms

• distinct
• distinguish
• distinguished
• distinguishable
• distinguishness

Translations

French

Etymology

From Old French distinction (attested in the 12th century), from borrowed from the Latin accusative distinctionem, the action noun of distinguere (“distinguish”).

Pronunciation

• IPA^(key): /dis.t??k.sj??/
• Rhymes: -??
• Homophone: distinctions

Noun

distinction f (plural distinctions)

1. distinction (difference, honour)

Related terms

• distinct
• distinguer

Further reading

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