jetavator

[jet-uh-vey-ter]

noun Rocketry.

an extension of the exhaust nozzle of a rocket, for controlling the direction of the exhaust gases.

Origin of jetavator

First recorded in 1955–60; jet1 + (el)evator
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019