preprocessing
nounUK /ˌpriːˈprəʊsesɪŋ/
US /ˌpriːˈprɑːsesɪŋ/
Preprocessing is getting something ready before you use it.
The chef did the preprocessing, like washing and chopping the vegetables, before he started cooking.
RELATED WORDS
OTHER MEANINGS
2. In computing, preprocessing means changing data into a form a computer program can use.
The program does preprocessing on the photos to make them smaller.
3. In language study, preprocessing means cleaning up text before a computer analyzes it.
Removing extra spaces is a simple step in text preprocessing.
4. In manufacturing, preprocessing means treating raw materials before the main making step.
The factory's preprocessing turns raw cotton into clean fibers.