autopolymerization

au·to·pol·ym·er·i·za·tion

(aw'tō-pol'i-mer-i-zā'shŭn), Polymerization without the use of external heat, as a result of the addition of an activator and a catalyst.

au·to·pol·ym·er·i·za·tion

(awtō-poli-mĕr-ī-zāshŭn) Polymerization reaction initiated chemically rather than by application of heat or light.
Synonym(s): cold-cure polymerization.