inefficacious

[ in-ef-i-key-shuhs ]

/ ˌɪn ɛf ɪˈkeɪ ʃəs /

SEE SYNONYMS FOR inefficacious ON THESAURUS.COM

adjective

not able to produce the desired effect; ineffective.

Origin of inefficacious

First recorded in 1650–60; in-³ + efficacious

OTHER WORDS FROM inefficacious

in·ef·fi·ca·cious·ly, adverbin·ef·fi·ca·cious·ness, in·ef·fi·cac·i·ty

[in-ef-i-kas-i-tee], /ˌɪn ɛf ɪˈkæs ɪ ti/, noun

Words nearby inefficacious

ineffable, ineffaceable, in effect, ineffective, ineffectual, inefficacious, inefficacy, inefficiency, inefficient, in effigy, inegalitarian

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

Example sentences from the Web for inefficacious

We have already seen how inefficacious with her are all attempts at persuasion.
John Caldigate|Anthony Trollope
The next was in 1641, when Charles I. returned from his imprudent and inefficacious journey into Scotland.
The Mirror of Literature, Amusement, and Instruction|Various
And what do you think he's goin' to do with them inefficacious knick- knacks?
Heart of the West|O. Henry
In writing novels we novelists preach to you from our pulpits, and are keenly anxious that our sermons shall not be inefficacious.
Ralph the Heir|Anthony Trollope

I therefore once more directed squill, with decoction of seneka and sal sodæ; but it was inefficacious.
An Account of the Foxglove and some of its Medical Uses|William Withering

British Dictionary definitions for inefficacious

inefficacious

/ (ˌɪnɛfɪˈkeɪʃəs) /

adjective

failing to produce the desired effect

Derived forms of inefficacious

inefficaciously, adverbinefficacy (ɪnˈɛfɪkəsɪ), inefficaciousness or inefficacity (ˌɪnɛfɪˈkæsɪtɪ), noun

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	inefficacious
释义	inefficacious [ in-ef-i-key-shuhs ] / ˌɪn ɛf ɪˈkeɪ ʃəs / SEE SYNONYMS FOR inefficacious ON THESAURUS.COM adjective not able to produce the desired effect; ineffective. Origin of inefficacious First recorded in 1650–60; in-³ + efficacious OTHER WORDS FROM inefficacious in·ef·fi·ca·cious·ly, adverbin·ef·fi·ca·cious·ness, in·ef·fi·cac·i·ty [in-ef-i-kas-i-tee], /ˌɪn ɛf ɪˈkæs ɪ ti/, noun Words nearby inefficacious ineffable, ineffaceable, in effect, ineffective, ineffectual, inefficacious, inefficacy, inefficiency, inefficient, in effigy, inegalitarian Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for inefficacious We have already seen how inefficacious with her are all attempts at persuasion. John Caldigate\|Anthony Trollope The next was in 1641, when Charles I. returned from his imprudent and inefficacious journey into Scotland. The Mirror of Literature, Amusement, and Instruction\|Various And what do you think he's goin' to do with them inefficacious knick- knacks? Heart of the West\|O. Henry In writing novels we novelists preach to you from our pulpits, and are keenly anxious that our sermons shall not be inefficacious. Ralph the Heir\|Anthony Trollope I therefore once more directed squill, with decoction of seneka and sal sodæ; but it was inefficacious. An Account of the Foxglove and some of its Medical Uses\|William Withering British Dictionary definitions for inefficacious inefficacious / (ˌɪnɛfɪˈkeɪʃəs) / adjective failing to produce the desired effect Derived forms of inefficacious inefficaciously, adverbinefficacy (ɪnˈɛfɪkəsɪ), inefficaciousness or inefficacity (ˌɪnɛfɪˈkæsɪtɪ), noun 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 inefficacious abortive, barren, bootless, feckless, feeble, fruitless, futile, idle, impotent, inadequate, incompetent, indecisive, ineffective, inefficient, inept, inferior, innocuous, inoperative, lame, limited
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inefficacious

adjective

Origin of inefficacious

OTHER WORDS FROM inefficacious

Words nearby inefficacious

Example sentences from the Web for inefficacious

British Dictionary definitions for inefficacious

adjective

Derived forms of inefficacious

Words related to inefficacious