IPA: /ˌvɪtrɪfɪˈkeɪʃən/
KK: /vɪtʃəfəˈkeɪʃən/
A process that changes a material into a solid that looks like glass and does not have a regular crystal structure.
The vitrification of the clay made it strong and waterproof.
Vitrification → It is formed from "vitrum" (meaning glass) and "-fication" (meaning the process of making). The word "vitrification" refers to the process of turning a material into glass or a glass-like substance.
Think of the word 'vitrum' which means glass, and remember that 'vitrification' is the process of making something into glass.