Emily Dickinson Lexicon

AP-PA-RA'TUS, n. [plur. Apparatuses. L. from apparo, to prepare, of ad and paro.]

1. Things provided as means to some end; as the tools of artisan; the furniture of a house; instruments of war. In more technical language, a complete set of instruments or utensils, for performing any operation. – Cavallo. Encyc.
2. In surgery, the operation of cutting for the stone, of three kinds, the small, the great, and the high. – Encyc. Coxe. Apparatus is also used as the title of several books, in the form of catalogues, bibliothecas, glossaries, dictionaries, &c. – Encyc.