IPA: /ˌlɪnɪəraɪˈzeɪʃən/
KK: /lɪnɪəraɪˈzeɪʃən/
The process of making something that is not straight or not linear into a straight line or a linear form.
The linearization of the complex equation made it easier to solve.
Linearization → It is formed from "linea" (from Latin, meaning line) and "-ization" (meaning the process of making or becoming). The word refers to the process of making something linear or arranging it in a straight line.
Think of 'line' ('linea') and remember that 'linearization' means the process of making something into a line.