experiment (n.)youdaoicibaDictYouDict[experiment 词源字典]
mid-14c., "action of observing or testing; an observation, test, or trial;" also "piece of evidence or empirical proof; feat of magic or sorcery," from Old French esperment "practical knowledge, cunning; enchantment, magic spell; trial, proof, example; lesson, sign, indication," from Latin experimentum "a trial, test, proof, experiment," noun of action from experiri "to test, try" (see experience (n.)).[experiment etymology, experiment origin, 英语词源]
experiment (v.)youdaoicibaDictYouDict
late 15c., from experiment (n.). Intransitive sense by 1787. Related: Experimented; experimenting.