( BrE also poly·mer·ise ) / ˈpɒlɪməraɪz; NAmE ˈpɑːli-/ verb
[ v , vn ] ( chemistry ) to combine, or to make units of a chemical combine, to make a polymer :
The substance polymerizes to form a hard plastic.
► poly·mer·iza·tion / ˌpɒliməraɪˈzeɪʃn; NAmE ˌpɑːli-/ noun [ U ]