shaft horsepower

noun

: horsepower transmitted by an engine shaft

Examples of shaft horsepower in a Sentence

Recent Examples on the Web They are powered by a single General Electric S9G nuclear reactor generating 40,000 shaft horsepower with a pump jet propulsor. Kyle Mizokami, Popular Mechanics, 14 Mar. 2023 Built for speed, Jacob Jones had two Curtis steam turbines, which delivered a total of 17,000 shaft horsepower, giving her a top speed of 30 knots. Kyle Mizokami, Popular Mechanics, 2 Sep. 2022 Two electric motors, each delivering eight shaft horsepower, are used; there is one to each rear wheel, the latter being driven by a rugged sprocket and chain system that is geared down to conserve power. B.c. George, Car and Driver, 27 June 2022 The Zubrs are each equipped with five gas turbine engines each generating 12,100 shaft horsepower. Kyle Mizokami, Popular Mechanics, 21 July 2020 One likely upgrade is the Army’s Improved Turbine Engine, which would increase the Apache’s horsepower to a total of 6,000 shaft horsepower. Kyle Mizokami, Popular Mechanics, 30 May 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'shaft horsepower.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1908, in the meaning defined above

Time Traveler
The first known use of shaft horsepower was in 1908

Dictionary Entries Near shaft horsepower

Cite this Entry

“Shaft horsepower.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/shaft%20horsepower. Accessed 17 Jul. 2024.

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