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| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
experiment ex·per·i·ment (ĭk-spěr'ə-mənt)
n.
A test under controlled conditions that is made to demonstrate a known truth, to examine the validity of a hypothesis, or to determine the efficacy of something previously untried.
The process of conducting such a test; experimentation.
An innovative act or procedure.
The result of experimentation.
To conduct an experiment.
To try something new, especially in order to gain experience.
| experiment (ĭk-spěr'ə-mənt) Pronunciation Key
A test or procedure carried out under controlled conditions to determine the validity of a hypothesis or make a discovery. See Note at hypothesis. |