efficacious

  • 11efficacious — efficaciously, adv. efficaciousness, n. /ef i kay sheuhs/, adj. capable of having the desired result or effect; effective as a means, measure, remedy, etc.: The medicine is efficacious in stopping a cough. [1520 30; < L efficaci (s. of efficax)&#8230; …

    Universalium

  • 12efficacious — ef|fi|ca|cious [ˌefıˈkeıʃəs] adj formal [Date: 1500 1600; : Latin; Origin: efficax, from efficere; EFFECT1] working in the way you intended = ↑effective ▪ an equally efficacious method of treatment …

    Dictionary of contemporary English

  • 13efficacious — adjective formal producing the result that was intended, especially when dealing with an illness or a problem: an equally efficacious method of treatment efficaciously adverb …

    Longman dictionary of contemporary English

  • 14efficacious — adjective, formal a change in diet may be quite efficacious Syn: effective, effectual, successful, productive, constructive, potent; helpful, beneficial, advantageous, valuable, useful See note at effective …

    Thesaurus of popular words

  • 15efficacious — adjective effective See Also: effect, effective, effectivity, effectual, efficacity, efficacy, efficiency, efficient …

    Wiktionary

  • 16efficacious — Synonyms and related words: able, active, adequate, authoritative, capable, charismatic, charming, competent, consequential, effective, effectual, efficient, enchanting, equal to, estimable, functional, go, important, influential, magnetic,&#8230; …

    Moby Thesaurus

  • 17efficacious — I (Roget s IV) modif. Syn. effective, effectual, efficient, productive; see effective . See Synonym Study at effective . II (Roget s Thesaurus II) adjective Producing or able to produce a desired effect: effective, effectual, efficient,&#8230; …

    English dictionary for students

  • 18efficacious — ef|fi|ca|cious [ ,efı keıʃəs ] adjective FORMAL producing the effect that you intended: EFFECTIVE ╾ ef|fi|ca|cious|ly adverb …

    Usage of the words and phrases in modern English

  • 19efficacious — see EFFECT …

    The Hutchinson dictionary of word origins

  • 20efficacious — ef·fi·ca·cious || ‚efɪ keɪʃəs adj. effective, producing the desired result …

    English contemporary dictionary