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polytetrafluoroethylene

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noun poly·tet·ra·flu·or·o·eth·yl·ene \ˌpäl-i-ˌte-trə-ˌflu̇(-ə)r-ō-ˈeth-ə-ˌlēn\

Medical Definition of polytetrafluoroethylene

  1. :  a polymer of tetrafluoroethylene (CF2−CF2)n that is a resin with good resistance to chemicals and heat and that is used to fabricate prostheses—abbreviation PTFE; see teflon

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