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trunk engine

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noun
  1. an engine having a trunk piston or pistons.
  2. a double-acting steam engine having a connecting rod passing through a trunk to the piston.
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Origin of trunk engine

First recorded in 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trunk engine

Historical Examples

  • The “trunk-engine” was still another of the almost innumerable inventions of Watt.

    A History of the Growth of the Steam-Engine

    Robert H. Thurston