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pulsejet engine

American  
[puhls-jet] / ˈpʌlsˌdʒɛt /
Or pulse-jet engine

noun

Aeronautics.

  1. a jet engine equipped with valves that continuously open to admit air, then close during combustion, giving a pulsating thrust: used to power the V-1, a German buzz bomb, in World War II.

Etymology

Origin of pulsejet engine

First recorded in 1945–50; pulse 1 + jet 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.