aspect ratio

[ as-pekt rey-shoh, rey-shee-oh ]

/ ˈæs pɛkt ˌreɪ ʃoʊ, ˌreɪ ˌʃi oʊ /

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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.

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Origin of aspect ratio

First recorded in 1905–10

Words nearby aspect ratio

aspartic acid, Aspasia, A.S.P.C.A., aspect, aspectant, aspect ratio, aspectual, aspen, Aspen Hill, asper, asperate

How to use aspect ratio in a sentence

Next to all that normal camera stuff is a tiny little display, which seems to be the same aspect ratio as the front display and appears to simply mirror the front display at all times.
New Xiaomi smartphone has an extra screen in… uh, the camera bump?|Ron Amadeo|February 12, 2021|Ars Technica
The screen would also have a super-wide aspect ratio and a very steep curve, which is tricky to pull off without the images on-screen becoming distorted or disorienting.
Razer’s concept gaming chair wraps players in a huge, curved screen|Stan Horaczek|January 12, 2021|Popular-Science
In addition to the picture quality updates, the Neo QLED TVs include gaming specific features, including support for super-wide aspect ratios and the ability to move the picture up or down on the screen when it’s showing up in letterbox.
Samsung is betting big on tiny LEDs for its 2021 TV lineup|Stan Horaczek|January 9, 2021|Popular-Science
Aspect ratioThere is not necessarily a ton to talk about when it comes to aspect ratio, but it’s important to consider once you settle on an overall size and resolution.
Best gaming monitor: Five things to consider|Carsen Joenk|November 26, 2020|Popular-Science

This fact turns out to be equivalent to saying that on a closed curve, you can find rectangles with one-third of all possible aspect ratios.
New Geometric Perspective Cracks Old Problem About Rectangles|Kevin Hartnett|June 25, 2020|Quanta Magazine
Carlisle writes that the Air Force would want a crew ratio of 10 to one for each drone orbit during normal everyday operations.
Exclusive: U.S. Drone Fleet at ‘Breaking Point,’ Air Force Says|Dave Majumdar|January 5, 2015|DAILY BEAST
During an emergency that ratio could be allowed to drop to 8.5 people per orbit.
Exclusive: U.S. Drone Fleet at ‘Breaking Point,’ Air Force Says|Dave Majumdar|January 5, 2015|DAILY BEAST
However, the Air Force is so strapped for people that the ratio has dropped below even that reduced level.
Exclusive: U.S. Drone Fleet at ‘Breaking Point,’ Air Force Says|Dave Majumdar|January 5, 2015|DAILY BEAST
The Italian navy tweeted regular updates of the saved-to-stranded passenger ratio.
‘We’re Going to Die’: Survivors Recount Greek Ferry Fire Horror|Barbie Latza Nadeau|December 29, 2014|DAILY BEAST
From that, they extracted the ratio of the number of deuterium atoms to the number of hydrogen atoms.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST
She looked from the picture to her daughter, with a frightful glare, in their before mild aspect.
The Pastor's Fire-side Vol. 3 of 4|Jane Porter
Her manner amazed him; it was so unlike the aspect of fair interpretation, with which she usually discussed a dubious subject.
The Pastor's Fire-side Vol. 3 of 4|Jane Porter
To travelers blessed with golden sunshine, the Rhine may wear a grander, nobler aspect, and to such I leave it.
Glances at Europe|Horace Greeley
Little boys when decking themselves out with tall hat and monstrously big clothes seem to be trying to put on an alarming aspect.
Children's Ways|James Sully
English Agriculture has a thorough and cleanly aspect which I have rarely observed elsewhere.
Glances at Europe|Horace Greeley

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

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