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tetrafluoroethylene

[te-truh-floo r-oh-eth-uh-leen, -flawr-, -flohr-]
noun Chemistry.
  1. a colorless, water-insoluble, flammable gas, C2F4, used in the synthesis of certain polymeric resins, as Teflon.
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Origin of tetrafluoroethylene

First recorded in 1930–35; tetra- + fluoro- + ethylene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018