Definition
A gyroscopic flight instrument that displays the airplane's orientation relative to the natural horizon, showing pitch (nose up or down) and bank (wings level or tilted) in real time. The instrument uses a gyro-stabilized horizon line as its reference, with a miniature aircraft symbol fixed in the center; the horizon line moves to indicate how the aircraft is oriented in space.
Plain English
A cockpit instrument that shows whether the airplane's nose is pointed up or down and whether the wings are level or tilted, by displaying a small aircraft symbol against a moving horizon line.
Context Anchor
Seen on the instrument panel, especially during instrument flying or any time the outside horizon is hard to see.
Derivation
In aviation, 'attitude' does not refer to mood. It comes from the same root as 'aptitude' and originally meant 'posture' or 'position.' An aircraft's attitude is its posture in the air — how it is angled relative to the horizon.
Why Pilots Care
It supplies immediate orientation data when visual references are lost, directly supporting controlled flight and reducing the risk of spatial disorientation.
Analogy
Think of it as a small artificial horizon in the cockpit. Even when the real horizon is hidden, the instrument gives you a picture of how the airplane is positioned.
Intuition Check
Attitude does not mean mood here. It means the aircraft's position in the air: nose up or down, wings level or tilted.
Example Sentence 1
As he entered the cloud layer, the pilot focused on the attitude indicator to keep the wings level.
Example Sentence 2
On the approach, the attitude indicator showed a slight nose-up attitude to hold altitude.