AskDefine | Define MPH

Dictionary Definition



1 the ratio of the distance traveled (in miles) to the time spent traveling (in hours) [syn: miles per hour]
2 a speedometer reading for the momentary rate of travel [syn: miles per hour]

Extensive Definition

The mile per hour is a unit of speed, expressing the number of international miles covered per hour.
It is currently the unit used for speed limits, and speeds, on roads in the United Kingdom, United States and other nations. It is also used to express the speed of delivery of a ball in various sporting events, such as cricket, tennis, and baseball at the higher levels of competition. A common abbreviation is mph or MPH, although mi/h is sometimes used in technical publications.
In the International System of Units (SI), the unit of speed or velocity is m/s. Road traffic speeds, in most countries, are quoted in km/h. Nautical and aeronautical applications, however, favor the knot as a common unit of speed: one knot is one nautical mile per hour.


1 mph is equal to:
When converting miles per hour to another unit of measurement, or vice versa, it helps to know exactly how miles and hours are related to other units of distance and time, respectively. For example, 1 mile is equal to 5,280 feet, 1,760 yards, or 1,609.344 meters. Likewise, 1 hour is equal to 60 minutes, or 3,600 seconds.
MPH in Bulgarian: Миля в час
MPH in Catalan: Milla per hora
MPH in German: Meilen pro Stunde
MPH in Spanish: Milla por hora
MPH in French: Mille par heure
MPH in Indonesian: Mil per jam
MPH in Italian: Miglio orario
MPH in Dutch: Miles per hour
MPH in Japanese: マイル毎時
MPH in Norwegian: Mph
MPH in Polish: Mph
MPH in Portuguese: Milha por hora
MPH in Simple English: Miles per hour
MPH in Vietnamese: Dặm trên giờ
Privacy Policy, About Us, Terms and Conditions, Contact Us
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2
Material from Wikipedia, Wiktionary, Dict
Valid HTML 4.01 Strict, Valid CSS Level 2.1