— tachist, tachiste Fr. /tann sheest"/ , n. , adj.
/tash"iz euhm/ , n. ( sometimes cap. )
See action painting (def. 1).
Also, tachisme Fr. /tann shees"meu/ .
[ 1950-55; tachisme, equiv. to tache spot, ( tacca, prob. taikns mark, akin to TOKEN) + -isme -ISM ]