1. to process (data, information, or material) beforehand or in preparation for further processing
Usage: computing; technical

Examples

• The software preprocesses the raw data before analysis.
• The compiler preprocesses the source code to handle macros.
• She preprocesses all images to ensure consistent formatting.
• The system automatically preprocesses incoming files.
• The program preprocesses text by removing punctuation.
• Our algorithm preprocesses the dataset to remove outliers.