terawatt-hour

== English == === Etymology === By surface analysis, terawatt +‎ hour, or, by surface analysis, tera- +‎ watt-hour. === Noun === terawatt-hour (plural terawatt-hours) A unit of energy equal to that provided by one terawatt acting for one hour. Alternative forms: TW·h, TW h, TWh (symbols); terawatt hour Holonym: terawatt-year Meronyms: milliwatt-hour < watt-hour < kilowatt-hour < megawatt-hour < gigawatt-hour ==== Translations ====