efficacity
[ef-i-kas-i-tee]
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for efficacity
Historical Examples of efficacity
"Confess the efficacity of the mass," cried the two bishops to poor Brown.
History of the Reformation in the Sixteenth Century, Volume VJ. H. Merle d'Aubigné
The second question is that of knowing what is the rôle, the utility, and the efficacity of the psychical phenomenon.
The Mind and the BrainAlfred Binet
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.
The Mind and the BrainAlfred Binet