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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: * Automobile pedal * Bicycle pedal * Pedalo, a small boat, usually used for recreational purposes, powered by pedals * Rudder pedals, controlling aircraft rudders * Pedals (The Nottingham Cycling Campaign) a campaign group in Nottingham, UK 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 * Bass drum pedal, which eases simultaneous use of the bass and snare In other electronic equipment: * Foot pedals are often used to control playback in transcribers used in medical transcription * Footmouse, a foot-operated computer mouse 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 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Pedal」の詳細全文を読む スポンサード リンク
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