- inefficacious
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a) incapable of having the intended consequenceb) not effective
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inefficacious
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Inefficacious — In*ef fi*ca cious, a. [Pref. in not + efficacious: cf. F. inefficace, L. inefficax.] Not efficacious; not having power to produce the effect desired; inadequate; incompetent; inefficient; impotent. Boyle. [1913 Webster] The authority of… … The Collaborative International Dictionary of English
inefficacious — [in΄ef i kā′shəs] adj. not efficacious; unable to produce the desired effect [an inefficacious medicine] inefficaciously adv. inefficaciousness n … English World dictionary
inefficacious — index defunct, disabled (made incapable), futile, inadept, inadequate, ineffective, ineffectual, inept ( … Law dictionary
inefficacious — (adj.) 1650s, from IN (Cf. in ) (1) not, opposite of + EFFICACIOUS (Cf. efficacious). Related: Inefficaciously; inefficaciousness (1640s) … Etymology dictionary
inefficacious — ineffective, ineffectual, inefficient Analogous words: inactive, inert, idle: *futile, vain, fruitless, bootless, abortive: *powerless, impotent Antonyms: efficacious Contrasted words: *powerful, potent, forcible, forceful: cogent, telling,… … New Dictionary of Synonyms
inefficacious — adjective Date: 1658 lacking the power to produce a desired effect ; ineffective • inefficaciously adverb • inefficaciousness noun … New Collegiate Dictionary
inefficacious — inefficaciously, adv. inefficaciousness, inefficacity /in ef i kas i tee/, n. /in ef i kay sheuhs/, adj. not able to produce the desired effect; ineffective. [1650 60; IN 3 + EFFICACIOUS] * * * … Universalium
inefficacious — (Roget s Thesaurus II) adjective Not having the desired effect: ineffective, ineffectual, inefficient, useless. See AFFECT … English dictionary for students
inefficacious — A longer way of saying ineffective … Bryson’s dictionary for writers and editors
inefficacious — in·ef·fi·ca·cious || ‚ɪnefɪ keɪʃəs adj. unable to produce the desired results … English contemporary dictionary
