efficacious

[ ef-i-key-shuhs ]

/ ˌɛf ɪˈkeɪ ʃəs /

SEE SYNONYMS FOR efficacious ON THESAURUS.COM

adjective

capable of having the desired result or effect; effective as a means, measure, remedy, etc.: The medicine is efficacious in stopping a cough.

Origin of efficacious

First recorded in 1520–30; from Latin efficāci- (stem of efficax ) “effectual.” See efficient, -acious

synonym study for efficacious

See effective.

OTHER WORDS FROM efficacious

ef·fi·ca·cious·ly, adverbef·fi·ca·cious·ness, nounnon·ef·fi·ca·cious, adjectivenon·ef·fi·ca·cious·ly, adverb

un·ef·fi·ca·cious, adjectiveun·ef·fi·ca·cious·ly, adverb

Words nearby efficacious

effervescence, effervescent, effervescent salt, effete, Effexor, efficacious, efficacity, efficacy, efficiency, efficiency apartment, efficiency expert

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for efficacious

I asked him if he thought cattle cars would be an efficacious means of transporting the Palestinians to their new homes.
The Wildest Moments From CPAC|Max Blumenthal|March 2, 2009|DAILY BEAST
Sticky, but efficacious, and sucked a chocolate all the time, to make my voice thick.
A Houseful of Girls|Mrs. George de Horne Vaizey
The application of either extreme heat or cold to the joint is agreeable and efficacious.
Surgery, with Special Reference to Podiatry|Maximilian Stern
I beg also that you will not forget how efficacious is flannel when worn next to the skin.
Punch or the London Charivari, Vol. 147, December 23, 1914|Various

The remedy adopted then was a slow one, but it has been efficacious.
The Expositor's Bible: The Pastoral Epistles|Alfred Plummer
The necessity of efficacious grace for effective action is a point of faith.
Pascal|John Tulloch

British Dictionary definitions for efficacious

efficacious

/ (ˌɛfɪˈkeɪʃəs) /

adjective

capable of or successful in producing an intended result; effective as a means, remedy, etc

Derived forms of efficacious

efficaciously, adverbefficaciousness, noun

Word Origin for efficacious

C16: from Latin efficāx powerful, efficient, from efficere to achieve; see effect

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

单词	efficacious
释义	efficacious [ ef-i-key-shuhs ] / ˌɛf ɪˈkeɪ ʃəs / SEE SYNONYMS FOR efficacious ON THESAURUS.COM adjective capable of having the desired result or effect; effective as a means, measure, remedy, etc.: The medicine is efficacious in stopping a cough. Origin of efficacious First recorded in 1520–30; from Latin efficāci- (stem of efficax ) “effectual.” See efficient, -acious synonym study for efficacious See effective. OTHER WORDS FROM efficacious ef·fi·ca·cious·ly, adverbef·fi·ca·cious·ness, nounnon·ef·fi·ca·cious, adjectivenon·ef·fi·ca·cious·ly, adverb un·ef·fi·ca·cious, adjectiveun·ef·fi·ca·cious·ly, adverb Words nearby efficacious effervescence, effervescent, effervescent salt, effete, Effexor, efficacious, efficacity, efficacy, efficiency, efficiency apartment, efficiency expert Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for efficacious I asked him if he thought cattle cars would be an efficacious means of transporting the Palestinians to their new homes. The Wildest Moments From CPAC\|Max Blumenthal\|March 2, 2009\|DAILY BEAST Sticky, but efficacious, and sucked a chocolate all the time, to make my voice thick. A Houseful of Girls\|Mrs. George de Horne Vaizey The application of either extreme heat or cold to the joint is agreeable and efficacious. Surgery, with Special Reference to Podiatry\|Maximilian Stern I beg also that you will not forget how efficacious is flannel when worn next to the skin. Punch or the London Charivari, Vol. 147, December 23, 1914\|Various The remedy adopted then was a slow one, but it has been efficacious. The Expositor's Bible: The Pastoral Epistles\|Alfred Plummer The necessity of efficacious grace for effective action is a point of faith. Pascal\|John Tulloch British Dictionary definitions for efficacious efficacious / (ˌɛfɪˈkeɪʃəs) / adjective capable of or successful in producing an intended result; effective as a means, remedy, etc Derived forms of efficacious efficaciously, adverbefficaciousness, noun Word Origin for efficacious C16: from Latin efficāx powerful, efficient, from efficere to achieve; see effect 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 Words related to efficacious effectual, effective, active, adequate, capable, competent, energetic, influential, operative, potent, powerful, serviceable, strong, successful, useful, virtuous, puissant
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efficacious

adjective

Origin of efficacious

synonym study for efficacious

OTHER WORDS FROM efficacious

Words nearby efficacious

Example sentences from the Web for efficacious

British Dictionary definitions for efficacious

adjective

Derived forms of efficacious

Word Origin for efficacious

Words related to efficacious