preprocess (v.) Look up preprocess at Dictionary.com
also pre-process, 1956, from pre- + process (v.). Related: Preprocessed; preprocessing.
Preprocessed foods are not only here but are gaining such a tremendous acceptance that soon there will be little else on the market. This eliminates the need for mixing, peeling, blending and other devices used in the preparation of raw foods. "Popular Mechanics" October 1956]