Meaning of continuous-expansion engine

con•tin'u•ous-ex•pan'sion en"gine

Pronunciation: (kun-tin'y-us-ik-span'shun), [key]
  1. a steam engine in which a high-pressure cylinder is partly exhausted into a low-pressure cylinder during each stroke.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.