watt-hour

(redirected from Watt hour)
Also found in: Thesaurus, Acronyms, Encyclopedia.

watt-hour

(wŏt′our′)
n. Abbr. WH or W-hr
A unit of energy, especially electrical energy, equal to the work done by one watt acting for one hour and equivalent to 3,600 joules.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

watt-hour

n
(Units) a unit of energy equal to a power of one watt operating for one hour. 1 watt-hour equals 3600 joules
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

watt′-hour`

or watt′hour`,



n.
a unit of energy equal to the energy of one watt operating for one hour, equivalent to 3600 joules. Abbr.: Wh
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

watt-hour

A unit of power, especially electrical power, equal to the work done by one watt acting for one hour. It is equivalent to 3,600 joules.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.watt-hour - a unit of energy equal to the power of one watt operating for one hourwatt-hour - a unit of energy equal to the power of one watt operating for one hour
energy unit, heat unit, work unit - a unit of measurement for work
B.T.U., Board of Trade unit, kilowatt hour, kW-hr - a unit of energy equal to the work done by a power of 1000 watts operating for one hour
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Production from Own wind power operations for the quarter was 73 GWh (Giga Watt hours), as compared with 65 GWh in Q2 2018.
In addition to the 160 watt hour or less requirement for lithium ion batteries, any spare batteries (or any battery not already installed into an electronic device) must be in carry-on baggage, and no more than two spares are allowed.
The Inspiron 5100 comes with an Intel Pentium 4 processor at 2.4GHz, 2.66GHz or 2.8GHz, an ATI Mobility RADEON 7500 at 16MB or 32MB, an integrated 56K modem, a 20GB, 30GB or 40GB hard drive, a PC Card slot and a 12-cell 94 Watt Hour Lithium Ion battery.
Production during the year declined to 547 GWh (Giga Watt hour).
Electricity production from wind farms owned was 3.8 GWh (Giga Watt hour) with an average revenue of 610 SEK/MWh (Mega Watt hour), as compared with electricity production of 9.5 GWh with an average revenue of 428 SEK/MWh in Q1 2017/2018.
Under the prior guidance, on 13 March 2018, Etrion had issued a production, revenue and project-level EBITDA forecast for the fiscal year ending 31 December 2018, where energy generation was expected in the range 37.5 GWh (Giga Watt hour) to 41.5 GWh; revenues in the range of USD12.9m to USD14.3m and project-level EBITDA in the range of USD8.7m to USD9.6m.