- operator, manipulator - an agent that operates some apparatus or machine; "the operator of the switchboard"
 --1 is a kind of causal agent, cause, causal agency
 --1 has particulars:
- manipulator - a person who handles things manually
 --2 is a kind of person, individual, someone, somebody, mortal, human, soul
 --2 has particulars: twiddler, fiddlerDerived form: verb manipulate2