polymer
This term carries a technical, scientific weight, evoking images of long, interlocking chains and structural stability. It is most frequently encountered in chemistry, materials science, and industrial manufacturing to describe the molecular architecture of plastics and resins.
While the word is often used interchangeably with plastic in casual conversation, it is the broader scientific category. A polymer can be a natural substance, like DNA or cellulose, or a synthetic one, like nylon or Teflon, distinguishing it from the more narrow, commercial connotation of plastic.
Countable when referring to a specific type of chemical compound (a new polymer). Uncountable when referring to the material substance in bulk (the part is made of polymer).
Meanings
Examples
The scientists developed a new polymer for the aircraft wing.