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.
Polyester is a manufactured product, usually a textile, that is made from synthesized polymers. It tends to be very resilient, quick drying, resistant to biological damage such as mold and mildew, easy to wash and able to hold forms well.his substance is made from polyethylene terephthalate (PET), the same material that is used to make plastic drink bottles. Many drink bottles are recycled by being reheated and turned into polyester fibers, which, in addition to being an efficient use, also helps keep polymers out of landfills.