follow Dictionary.com

What's the "een" in Halloween?

ampere-hour

[am-peer-ouuh r, -ou-er, am-peer-] /ˈæm pɪərˈaʊər, -ˈaʊ ər, æmˈpɪər-/
noun, Electricity
1.
a unit of electric charge noting the amount of electricity transferred by a current of one ampere in one hour, equal to 3600 coulombs.
Abbreviation: Ah, amp-hr, amp. hr.
Origin
1880-1885
1880-85
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for ampere hour

ampere-hour

noun
1.
a practical unit of quantity of electricity; the quantity that flows in one hour through a conductor carrying a current of 1 ampere. 1 ampere-hour is equivalent to 3600 coulombs a.h.
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Word Value for ampere

10
12
Scrabble Words With Friends

Nearby words for ampere hour