pedal

باللغة العربية: دَوَّاسَة

1. A lever operated by one's foot that is used to control or power a machine or mechanism, such as a bicycle or piano. · There are three pedals on manual cars, two on automatics.· A piano usually has two or three pedals.
2. an orthopedic structure or a footlike part.
3. An effects unit, especially one designed to be activated by being stepped on.
4. A stirrup.
5. The ranks of pipes played from the pedal-board of an organ. · A small organ commonly has only one or two ranks on the pedal.

الجمع pedals