polymerize

/pəˈlɪməraɪz/
verb
  1. To cause small molecules to join together into long chains, forming a polymer.
    • The lab technician added a chemical to polymerize the liquid into a solid.
    • Manufacturers polymerize styrene to make polystyrene foam for cups and insulation.
    • When you heat this resin, it will polymerize and become hard.
Synonyms