Wiktionary
a. Of or characterized by automatism n. One who performs automatic writing.
Usage examples of "automatist".
Presently Lang took off the tall hat he was wearing, placed it on his knee, produced paper and pencil, set the paper on the crown of the hat and began to write like a spiritualist automatist, if that is the right word, all the time keeping up a flow of argument and conversation with A.
In my view, Kaspar was, to put it mildly, an ambulatory automatist, who had strayed away, like the Rev.
English psychologists call an automatist, which is to say, a person who appears at times to lend her organism to beings imperceptible to our senses, in order to enable them to manifest themselves to us.
Paul de la Nuit, chaplain and staff automatist, has been writing for weeks now, and which, it is felt ominously, no one up in London quite knows how to decrypt?