i Register
In some senses, nacelle is marked as archaic. Watch for register when choosing this word.
noun
The compartment that holds passengers on a dirigible, hot-air balloon, or other aerostat; a gondola.
A separate streamlined enclosure mounted on an aircraft to house, originally, an engine, and now also cargo or crew.
The cockpit of an aircraft.
A hollow boat-shaped structure.
An enclosure housing machinery or a motor.