However, the aeolipile was a reaction engine, inefficient as a stationary engine.
From the en.wikipedia.org
A jet engine is a reaction engine that discharges a fast moving jet which generates thrust by jet propulsion in accordance with Newton'slaws of motion.
From the en.wikipedia.org
For some, it's the first reaction to having their check engine light come on.
From the sfgate.com
The Marshall Center is testing the reaction control engine using liquid oxygen as an oxidizer and liquid hydrogen as fuel.
From the sciencedaily.com
In the rocket's reaction chamber, or engine, the fuel would warm, and the atoms would be freed.
From the sciencedaily.com
Another unique feature of the reaction control engine is that it operates at dual thrust modes, combining two engine functions into one engine.
From the sciencedaily.com
I particularly liked his reaction to the engine failure 10 laps from the end in Korea, without which he would be top the standings now.
From the telegraph.co.uk
An investigation into the emergency landing of an Air New Zealand Boeing 767 found problem was caused by an engine reaction similar to a car backfiring.
From the nzherald.co.nz
In a full-size nuclear power plant, the heat of a nuclear reaction is used to run a heat engine.