Pedal

A pedal (from the Latin pes pedis, "foot") is a lever designed to be operated by foot and may refer to:

Computers and other equipment

Footmouse, a foot-operated computer mouse
In medical transcription, a pedal is used to control playback of voice dictations

Pedal curve, a curve derived by construction from a given curve
Pedal triangle, a triangle obtained by projecting a point onto the sides of a triangle

Bass drum pedal, a pedal used to play a bass drum while leaving the drummer's hands free to play other drums with drum sticks, hands, etc.
Effects pedal, a pedal used commonly for electric guitars
Pedal keyboard, a musical keyboard operated by the player's feet
Pedal harp, a modern orchestral harp with pedals used to change the tuning of its strings
Pedal point, a type of nonchord tone, usually in the bass
Pedal tone, a fundamental tone played on brass instruments
Piano pedals, typically three pedals used to soften, sustain, or selectively sustain notes played on a piano
Pedal piano, a kind of piano that includes a pedalboard
Player piano, a kind of piano which plays prerecorded music, some designs of which are driven by pedals

Bicycle pedal, the part of a bicycle that the rider pushes with their foot to propel the vehicle
Pedalo, a small boat, usually for recreation, propelled by one or more occupants using bicycle style pedals
Automobile pedal, such as the accelerator, brake, and clutch
Pedals (The Nottingham Cycling Campaign), a cycling advocacy group in Nottingham, England
Rudder pedal, to control yaw on an airplane

Pedal bin, a container with a lid operated by a foot pedal
Pedal bone or coffin bone, the last phalanx and most distal bone in the front and rear legs of horses, cattle, pigs, and other ruminants
Pedals (bear)