Kilowatt-year

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A unit of energy equal to that provided by one kilowatt of power acting for one year (31·536 × 10⁹ joules).

    "Holonyms: terajoule (1.000e12 J) < gigawatt-hour (3.600e12 J) < megawatt-year (31.536e12 J) < petajoule (1.000e15 J) < terawatt-hour (3.600e15 J) < gigawatt-year (31.536e15 J), exajoule (1.000e18 J) < petawatt-hour (3.600e18 J) < terawatt-year (31.536e18 J)"

Example

More examples

"Holonyms: terajoule (1.000e12 J) < gigawatt-hour (3.600e12 J) < megawatt-year (31.536e12 J) < petajoule (1.000e15 J) < terawatt-hour (3.600e15 J) < gigawatt-year (31.536e15 J), exajoule (1.000e18 J) < petawatt-hour (3.600e18 J) < terawatt-year (31.536e18 J)"

Etymology

By surface analysis, kilowatt + year, or, by surface analysis, kilo- + watt-year.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.