Aircraft Design

adjective describing someone or something that is cautious and secretive in action

• The stealthy spy managed to infiltrate the enemy's headquarters undetected.
• I saw a stealthy cat sneaking up on a bird in the garden.
• The thief made a stealthy getaway before anyone noticed.
• Her words were like stealthy daggers, cutting through his defenses.

noun aero engine

• The aero engine is a crucial component of any aircraft, responsible for generating thrust and powering the plane through the air.
• Hey, did you know that the aero engine on that plane is one of the most powerful ones out there?
• That aero engine is a beast, it can really make the plane fly like a rocket!
• The aero engine is like the heart of the aircraft, pumping power and energy to keep it soaring through the skies.

noun a protective covering or shell that surrounds an aircraft or spacecraft for aerodynamic purposes

• The aeroshell is a protective covering used on spacecraft during reentry into the Earth's atmosphere.
• Make sure the aeroshell is securely fastened before launch.
• I heard they're upgrading the aeroshell on the new rocket design.
• Her tough exterior was like an aeroshell, protecting her from emotional harm.