Experimenter

//ɪkˈspɛɹ.ɪ.mɛn.tə// noun

Definitions

Noun
  1. 1
    A person who experiments.

    "In the request-only condition, the experimenter said simply 'Excuse me, I have 5 (20) copies. May I use the xerox machine?' In the placebic information condition, this was followed by the phrase 'because I need to make copies'. In the real information condition, the reason offered in support was 'because I am in a rush'."

  2. 2
    a research worker who conducts experiments wordnet
  3. 3
    a person who enjoys testing innovative ideas wordnet

Etymology

From experiment + -er.

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