aspect ratio: Meaning and Definition of
- the ratio of the span of an airfoil to its mean chord.
- the ratio of the width of an image to its height, usually the ratio 4 to 3.
- the ratio of the height of a rudder to its fore-and-aft length.
- Also calledfineness ratio, slenderness ratio.the ratio of the mean diameter of the body of a rocket or missile to its length.
- the ratio of the length of the combustion chamber of a rocket motor to its diameter.