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American Dictionary of the English Language

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Apparatus


APPARA'TUS, noun plural apparatuses. [Latin from apparo, to prepare, of ad and par.]

1. Things provided as means to some end; as the tools of an artisan; the furniture of a house; instruments of war. In more technical language, a complete set of instruments or utensils, for performing any operation.

2. In surgery, the operation of cutting for the stone, of three kinds, the small, the great, and the high.

Apparatus is also used as the title of several books, in the form of catalogues, bibliothecas, glossaries, dictionaries, etc.