重じゅう合ごう反はん応のうMeaningsNoun1. polymerization reaction; polymerisation reactionKanji used重heavy合come together反be against応respond with actionComposed of重じゅう合ごうpolymerization; polymerisationNoun反はん応のうreaction; response; physical reaction (to a stimulus); observable response (of an organism); effect; changeNoun