/
ˈtɛflɒn/
n.
- trademark a tough synthetic resin made by polymerizing tetrafluoroethylene, used to coat non-stick cooking utensils and to make seals and bearings. Also called polytetrafluoroethylene.
-
[as modifier]
informal denoting someone whose reputation remains undamaged in spite of scandal or misjudgement.
Etymology
1940s: from tetra- + fluoro- + -on on the pattern of words such as nylon and rayon.