control surface

noun

1. any movable airfoil, as a rudder, flap, or aileron, for guiding or controlling an aircraft or missile in flight.

control surface

noun

1. a movable surface, such as a rudder, elevator, aileron, etc, that controls an aircraft or rocket

Word History and Origins

Origin of control surface¹

First recorded in 1915–20

Example Sentences

You can Excel as you excel, using Wi-Fi 6, plus USB-C and Thunderbolt 4 ports, to keep you in touch with managers, booking agents, and social media alongside mixers, control surfaces, and whatever else you need to enrich your signal channel.

From Popular-Science

It’s much easier to get to work with a controller with buttons pre-mapped to the software’s functions rather than programming a control surface to work in a complex workflow.

From Popular-Science

The big double tail, or rudder, which responded to these movements, was the only steering or control surface used.

From Project Gutenberg