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triple-expansion

[ trip-uhl-ik-span-shuhn ]
/ ˌtrɪp əl ɪkˈspæn ʃən /
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adjective
noting a power source, especially a steam engine, using the same fluid at three successive stages of expansion to do work in three or more cylinders.
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use triple-expansion in a sentence

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