Pronunciation: /æm.pɪər/ Explain
Abbreviations: A, amp

An ampere is the official International System of Units (SI) unit of measure of electric current. Ampere is abbreviated amp. The symbol for ampere is A. The ampere is named after French physicist André-Marie Ampère.

An average house is rated for 100-200 amps, but typically uses an average of about 20 amps during the day.[2]


  1. McAdams, David E.. All Math Words Dictionary, ampere. 2nd Classroom edition 20150108-4799968. pg 14. Life is a Story Problem LLC. January 8, 2015. Buy the book
  2. How many amps of electricity does home use. Last Accessed 1/5/2019.

Cite this article as:

McAdams, David E. Ampere. 1/5/2019. All Math Words Encyclopedia. Life is a Story Problem LLC.

Revision History

1/5/2019: Added comparison information. (McAdams, David E.)
12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
6/13/2018: Removed broken links, updated license, implemented new markup. (McAdams, David E.)
6/12/2018: Updated link to Ampere biography. (McAdams, David E.)
11/12/2011: Initial version. (McAdams, David E.)

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