polytetrafluoroethylene

/ˌpɑlitɛtɹəˌflɔɹoʊˈɛθɪlin/

UK: /ˌpɒlitɛtɹəˌflɔːɹəʊˈɛθɪliːn/

English Noun

Definition

A tough synthetic resin used to make seals and bearings and to create a nonstick coating on cooking utensils.

From poly- + tetrafluoroethylene.