In a satirical 1874 review, critic Louis Leroy used this term to describe the loose, inexact manner of painting in a gallery show
It shows up in a passage of my essay Spie (1979), which considers the 
.... third term emerge: the false, the nonauthentic the pretense that advertises .... 
tion to enargeia, describing it as a stylistic effect that ensues from a description ... 
painting: for the actions which paint ers portray as taking place at the moment.