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The Clue
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The Answer
EXPERIMENT
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Notes
The answer EXPERIMENT is so rare that it appears less than once every 2500 puzzles.
Definition
EXPERIMENT as a noun:
1. (experiment, experimentation) = the act of conducting a controlled test or investigation
2. (experiment, experimentation) = the testing of an idea; "it was an experiment in living"; "not all experimentation is done in laboratories"
3. a venture at something new or different; "as an experiment he decided to grow a beard"
EXPERIMENT as a verb:
1. to conduct a test or investigation; "We are experimenting with the new drug in order to fight this disease"
2. (experiment, try out) = try something new, as in order to gain experience; "Students experiment sexually"; "The composer experimented with a new style"