experimenter
noun /ɪkˈsperɪmentə(r)/
/ɪkˈsperɪmentər/
- a person who carries out a scientific experiment or experiments in order to study what happens and to gain new knowledge
- After each trial the experimenter recorded the amount of food consumed.
- experimenter (with something) a person who tries or tests new ideas, methods, etc. to find out what effect they have
- This writer was one of the early experimenters with the new machine.