Origin of athodyda(ero)th(erm)ody(namic) d(uct)
A simple, essentially tubular jet engine, such as a ramjet.
Origin of athodyda(ero)– + th(erm)ody(namic) + d(uct).
- A simple jet engine consisting essentially of a tube with a means of delivering fuel and ignition into the tube. The engine can only be started in a fast airflow. This type of engine is expected to be able to provide cruising speeds at Mach numbers of around 5 to 7 (5 to 7 times the speed of sound).
Shortened form of aerothermodynamic duct.