Bash Process Substitution May 27, 2008, 09 :00 UTC (2 Talkback[s]) (3747 reads) (Other stories by Mitch Frazier)
"In addition to the fairly common forms of input/output redirection the shell recognizes something called process substitution. Although not documented as a form of input/output redirection, its syntax and its effects are similar.
"The syntax for process substitution is:
"<(list)
or
>(list)
"where each list is a command or a pipeline of commands..."