Name the smallest unit of polymer. PVC stands for what Share with your friends Share 0 Harmandeep Singh Sohi answered this The smallest repeating unit is called a mer. It stands for Polyvinyl Chloride 0 View Full Answer Sarthak Singhal answered this It stands for PolyVinylChloride. 0 Samrat answered this mer,,, polyvinyl chloride 0 Roohani Anil answered this dear friend, The smalleat unit of polymer is 'mer' and PVC stands for polyvinyl chloride. hope it helps;) 0