Word of the Day March 25,2017

 

efficacious

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ef·fi·ca·cious

(ĕf′ĭ-kā′shəs)

adj.

Producing or capable of producing a desired effect. See Synonyms at effective.

[From Latin efficāx, efficāc-, from efficere, to effect; see effect.]

ef′fi·ca′cious·ly adv.
ef′fi·ca′cious·ness n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

efficacious

(ˌɛfɪˈkeɪʃəs)

adj

capable of or successful in producing an intended result; effective as a means, remedy, etc
[C16: from Latin efficāx powerful, efficient, from efficere to achieve; see effect]
ˌeffiˈcaciously adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ef•fi•ca•cious

(ˌɛf ɪˈkeɪ ʃəs)

adj.

capable of having the desired result or effect; effective as a means, measure, or remedy.
[1520–30; < Latin efficāx. See efficient, -acious]
ef`fi•ca′cious•ly, adv.
ef`fi•ca′cious•ness, n.
syn: See effective.
Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj. 1. efficaciousmarked by qualities giving the power to produce an intended effect; “written propaganda is less efficacious than the habits and prejudices…of the readers”-Aldous Huxley; “the medicine is efficacious in stopping a cough”

effective, effectual, efficaciousproducing or capable of producing an intended result or having a striking effect; “an air-cooled motor was more effective than a witch’s broomstick for rapid long-distance transportation”-LewisMumford; “effective teaching methods”; “effective steps toward peace”; “made an effective entrance”; “his complaint proved to be effectual in bringing action”; “an efficacious law”
inefficaciouslacking the power to produce a desired effect; “laws that are inefficacious in stopping crime”
2. efficaciousproducing or capable of producing an intended result or having a striking effect; “an air-cooled motor was more effective than a witch’s broomstick for rapid long-distance transportation”-LewisMumford; “effective teaching methods”; “effective steps toward peace”; “made an effective entrance”; “his complaint proved to be effectual in bringing action”; “an efficacious law”

efficaciousmarked by qualities giving the power to produce an intended effect; “written propaganda is less efficacious than the habits and prejudices…of the readers”-Aldous Huxley; “the medicine is efficacious in stopping a cough”
efficientbeing effective without wasting time or effort or expense; “an efficient production manager”; “efficient engines save gas”
potent, stiff, stronghaving a strong physiological or chemical effect; “a potent toxin”; “potent liquor”; “a potent cup of tea”, “a stiff drink”
powerfulhaving great power or force or potency or effect; “the most powerful government in western Europe”; “his powerful arms”; “a powerful bomb”; “the horse’s powerful kick”; “powerful drugs”; “a powerful argument”
useful, utilebeing of use or service; “the girl felt motherly and useful”; “a useful job”; “a useful member of society”
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

efficacious

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

efficacious

adjective

Producing or able to produce a desired effect:

The American Heritage® Roget’s Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Translations

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Select a language:

فَعّال، ناجِع
effektivvirkningsfuld
hathatós
áhrifaríkur
efektyvumasveiksmingumas
efektīvsiedarbīgs

efficacious

[ˌefɪˈkeɪʃəs] ADJ (frm) [remedy, method] → eficaz, efectivo (against contra) to be efficacious in the treatment of sthser eficaz para or efectivo en el tratamiento de algo

Collins Spanish Dictionary – Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

efficacious

[ˌɛfɪˈkeɪʃəs] adj (= effective) → efficace

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

efficacious

adj (form)wirksam; to be efficacious for/against somethingbei etw wirksam sein; to prove efficacious in the treatment of somethingsich in der Behandlung von etw als wirksam erweisen
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

efficacious

[ˌɛfɪˈkeɪʃəs] adj (frm) → efficace

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

efficacious

(efiˈkeiʃəs) adjective

producing the result intended. The medicine was most efficacious.

efficacy (ˈefikəsi) noun

kragdadig, doeltreffend فاعِلِيَّه ефикасност eficácia účinnost die Wirksamkeit effekt; virkning αποτελεσματικότηταeficacia tõhusus فایده؛ ثمربخشی tehokkuus efficacitéיעילות प्रभाव-क्षमता djelotvornost hathatósság kemanjuran verkun, áhrif; gagn efficacia 効能 효능 efektyvumas, veiksmingumas iedarbīgums kemujaraban werzaamheid kraft, virkningsfullhet skuteczność اغيزه ناك توب eficácia eficacitate эффективность účinnosť učinkovitost uspešnost effektivitet, ändamålsenlighet ผลเกิดตามที่ต้องการ yararlılık 功效,效力 ефективність; дієвість تاثیر tính có hiệu quả 功效,效力
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.

efficacious

adj eficaz, efectivo; (clinical research) eficaz bajo condiciones controladas (See note under efficacy.)

English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.