Silicone
WordNet
noun
(1) Any of a large class of siloxanes that are unusually stable over a wide range of temperatures; used in lubricants and adhesives and coatings and synthetic rubber and electrical insulation
WiktionaryText
Noun
- a class of inert, semi-inorganic polymeric compounds of silicon, having a wide range of thermal stability and extreme water repellence, used in a very wide range of industrial applications, and in prosthetic replacements for body parts