efficacity

American  

[ef-i-kas-i-tee] / ˌɛf ɪˈkæs ɪ ti /

noun

plural

efficacities

1. a less common variant of efficacy.

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Example Sentences

Phone-jamming is deployed in some jails, but there are doubts about its efficacity.

From BBC

There was such slight efficacity in miracles!

From Project Gutenberg

Here is the proof of the sudden efficacity of those twitches, so mild in appearance: I take the Snail from the Lampyris, who has operated on the edge of the mantle some four or five times.

From Project Gutenberg

However, notwithstanding the strong recommendations of the remedy on the part of the above named practitioners and others, the efficacity of it as a general remedy for scarlet-fever has not been confirmed.

From Project Gutenberg

If it is not the thing that creates the relation, it will be said, at least it is that which creates its efficacity of suggestion.

From Project Gutenberg