Definition of Exploratorium in English:

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Exploratorium

Pronunciation: /ikˌsplôrəˈtôrēəm/

noun

[usually in names] trademark
A scientific museum or similar center at which visitors have the opportunity of performing prearranged experiments or demonstrations.
Example sentences
  • Visit a hall of science, museum of science, zoo, aquarium, exploratorium and planetarium.

Origin

1960s: coined by F. Oppenheimer, director of the San Francisco Exploratorium, from exploration and -orium.

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