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单词 efficacy
释义

efficacy

[ ef-i-kuh-see ]
/ ˈɛf ɪ kə si /
SEE SYNONYMS FOR efficacy ON THESAURUS.COM

noun, plural ef·fi·ca·cies.

capacity for producing a desired result or effect; effectiveness: a remedy of great efficacy.
Sometimes ef·fi·cac·i·ty [ef-i-kas-i-tee] /ˌɛf ɪˈkæs ɪ ti/ .

Origin of efficacy

First recorded in 1520–30; from Latin efficācia, equivalent to efficāc- “effective, effectual” + -ia noun suffix; see efficacious, -y3

OTHER WORDS FROM efficacy

non·ef·fi·ca·cy, noun

Words nearby efficacy

effervescent salt, effete, Effexor, efficacious, efficacity, efficacy, efficiency, efficiency apartment, efficiency expert, efficient, efficient cause
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for efficacy

British Dictionary definitions for efficacy

efficacy
/ (ˈɛfɪkəsɪ) /

noun

the quality of being successful in producing an intended result; effectiveness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2024/11/11 8:09:47