Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

appărātĭo (adp-), ōnis, f [apparo], a preparing, preparation (rare) adparatio popularium munerum, Cic. Off. 2, 16, 56; Vitr. 2, 10.
Trop. apparatio atque artificiosa diligentia, preparation, Cic. Inv. 1, 18, so Auct. ad Her. 1, 8; cf. apparatus, P a. A.