steam engine

Definitions of steam engine
  1. noun
    external-combustion engine in which heat is used to raise steam which either turns a turbine or forces a piston to move up and down in a cylinder
    see moresee less
    type of:
    external-combustion engine
    a heat engine in which ignition occurs outside the chamber (cylinder or turbine) in which heat is converted to mechanical energy
Word Family
EDITOR’S CHOICE

Test prep from the experts

Boost your test score with programs developed by Vocabulary.com’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.

SAT/PSAT

$29.95
  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week

TOEFL

$29.95
  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week