Related formsin·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
Examples 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.
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