biopolymer

noun

bio·​poly·​mer ˌbī-ō-ˈpä-lə-mər 

: a polymeric substance (such as a protein or polysaccharide) formed in a biological system

Examples of biopolymer in a Sentence

Recent Examples on the Web

The biopolymer shots are not approved by the FDA, which has warned about potentially lethal side effects. — Theresa Braine, Mercury News, 18 Feb. 2026

The studio’s bio-plastics are built from biopolymers such as agar and gelatin, with varying components used to control flexibility and translucency. — Angela Velasquez, Sourcing Journal, 30 Jan. 2026

Increasingly, castor oil is being transformed into high-performance fibers and biopolymers, proving that old-world remedies can fuel new-world innovation. — Dianne Plummer, Forbes.com, 20 Sep. 2025

Unfortunately, this prohibited the successful introduction of PHA biopolymers into the market. — Marianne Lehnis, Forbes.com, 17 Sep. 2025

Word History

First Known Use

1957, in the meaning defined above

Rhymes for biopolymer

• copolymer
• homopolymer
• polymer

Medical Definition

biopolymer

noun

bio·​poly·​mer ˌbī-ō-ˈpäl-ə-mər 

: a polymeric substance (as a protein or polysaccharide) formed in a biological system