DEFINITIONS
- nounA solid disk or cylinder that fits inside a hollow cylinder, and moves under pressure (as in an engine) or displaces fluid (as in a pump)
- nounA valve device in some brass instruments for changing the pitch
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- Visions
As a little girl barely twelve years old disappears, eight-year-old Diego shows strange visions t... - Peston
This brand new live current affairs programme hosted by ITV News political editor Robert Peston s... - Pistol
Based on Sex Pistols' guitarist Steve Jones' memoir, which offers a fascinating new perspective o...
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