Pedal

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Distinguish from paddle and petal and the verb peddle.

A pedal (from the Latin pes, pedis, meaning 'foot') is a lever activated by one's foot, sometimes called a "foot pedal" (but all pedals are used by a foot). It may refer to:

In transport:

In music:

  • Piano pedals
  • Pedal keyboard, on pipe and electronic organs, which contains approximately one dozen to three dozen pedals that resemble the keyboards (or "manuals"); when one of these pedals is depressed, it causes a note (or group of notes) to sound
  • Pedal harp, the modern orchestral harp with pedals used to change the tuning of its strings
  • Effects pedal, used commonly for electric guitars
  • Pedal point, a type of nonchord tone, usually in the bass
  • Pedal tone, a fundamental tone played on brass instruments

In other electronic equipment:

In geometry:

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