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aspect ratio

noun
1.
Aeronautics. the ratio of the span of an airfoil to its mean chord.
2.
Television. the ratio of the width of an image to its height, usually the ratio 4 to 3.
3.
Naval Architecture. the ratio of the height of a rudder to its fore-and-aft length.
4.
Rocketry.
  1. Also called fineness ratio, slenderness ratio. the ratio of the mean diameter of the body of a rocket or missile to its length.
  2. the ratio of the length of the combustion chamber of a rocket motor to its diameter.
Origin
1905-1910
1905-10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for aspect ratio
  • But they are still susceptible to the prosaic deceptions of data displays such as scale, aspect ratio and placement.
  • It's features include the ability to adjust time between exposure, motor speed, aspect ratio and picture overlap.
  • The picture was crisper but the aspect ratio was poorly adjusted for the smaller screen.
  • The aspect ratio of a wing is defined as the square of the span divided by the wing area.
  • At a constant velocity in airflow, a high aspect ratio.
  • aspect ratio is the ratio of effective length to height of the collector surface.
  • The aspect ratio is the length of the collection field divided by the height of the collection field.
British Dictionary definitions for aspect ratio

aspect ratio

noun
1.
the ratio of width to height of the picture on a television or cinema screen
2.
(aeronautics) the ratio of the span of a wing to its mean chord
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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aspect ratio in Technology
graphics
The ratio of width to height of a pixel, image, or display screen. Square pixels (1:1) are considered preferable but displays are usually about 5:4.
(1994-11-30)
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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10
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