Meanings and history of the name Greer : | Edit. Greer is of Latin origin and it is used mainly in English. The name Greer means 'watchful'. Also Watcher, Watchful, Alert, Guardian.The girl name Greer is pronounced 'GRIHR' 1 syll. gree(r), gr-e-er.reer is of Latin origin and it is used mainly in English. The name Greer means 'watchful'. Also Watcher, Watchful, Alert, Guardian. The girl name Greer is pronounced 'GRIHR' 1 syll. gree(r), gr-e-er.
Noun. 1. polypropylene-a polymer of propylene used as a thermoplastic molding material. polypropene. plastic-generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives.oun. 1. polypropylene-a polymer of propylene used as a thermoplastic molding material. polypropene. plastic-generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives.
Polypropylene can be biodegradable if it is made with EBD (enhanced  bio decompositions) which can be easily broken down, fairly  quickly, back to base compounds. A variety â¦ of packaging can now use  biodegradable polypropylene.t is used both as a plastic and as a fiber. Polypropylene is also known as polypropene. Polypropene is a polymer made up of monomers of â¦ propene (an alkene).