aspect ratio
noun
Aeronautics.
the ratio of the span of an airfoil to its mean chord.
Digital Technology, Television.
the ratio of the width of an image to its height, usually a standard ratio such as 16 to 9 or 4 to 3.
Naval Architecture.
the ratio of the height of a rudder to its fore-and-aft length.
Rocketry.
- Also called fineness 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.
Origin of aspect ratio
First recorded in 1905–10
Words nearby aspect ratio
aspartate,
aspartate aminotransferase,
aspartic acid,
aspasia,
aspect,
aspect ratio,
aspectant,
aspectual,
aspen,
aspen hill,
asper
British Dictionary definitions for aspect ratio
aspect ratio
noun
the ratio of width to height of the picture on a television or cinema screen
aeronautics
the ratio of the span of a wing to its mean chord