Horsepower-hour

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A unit of energy equal to the amount of work a horse is capable of delivering during an hour.
  2. 2
    a unit of work equal to the work done by one horsepower in one hour wordnet

Synonyms

All synonyms
caloriedynekilowatt hourphotonquantum

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