Throughout this site we use many technical terms, and given the breadth of readership our site enjoys, sometimes we are remiss and incorrectly assume everyone knows what we are referring to. For those that do not, here are some explanations of the technical terms use.
Decompression Device
Device which lifts the exhaust valve in a cylinder to lower the compression and so make starting easier. Decompression devices are now used only on larger motorcycle engines and high-compression 'diesel' (compression ignition) engines.
