- a device or unit that operates separately from the CPU but is connected to it, such as a mouse, printer, speakers, etc.
- a device or unit that is separate from a network’s host computer but in communication with it, such as a shared input terminal, printer, or backup drive.
Origin of peripheral
OTHER WORDS FROM peripheralpe·riph·er·al·ly, adverbun·pe·riph·er·al, adjective
Words nearby peripheral
How to use peripheral in a sentence
Circe is a peripheral character in many myths, including the story of the Minotaur and the tragedy of Medea.Everything Our Editors Loved in January|The Editors|February 4, 2021|Outside Online
This small, handy device allows you to plug additional peripherals into your TV, while also providing a quick, easy way to switch between gaming consoles, media players, and internet streaming devices.Connect all your entertainment and gaming gear with HDMI switchers|PopSci Commerce Team|January 25, 2021|Popular-Science
If your set-up doesn’t have many peripherals and you only want to add one or two ports to your TV, many budget-priced devices work well.Connect all your entertainment and gaming gear with HDMI switchers|PopSci Commerce Team|January 25, 2021|Popular-Science
Cylindrical tend to be cheaper in price, but does not allow for the best peripheral vision.Best ski goggles: What to look for in a pair you’ll love|Eric Alt|January 20, 2021|Popular-Science
Shadow lets you install games from whatever services you already use, including Steam, and works with your peripherals, like controllers.No PlayStation 5 or Xbox Series X? Here's How to Get Your Next-Gen Gaming Fix at Any Budget|Patrick Lucas Austin|December 7, 2020|Time
The play of Sunday, the play of being angels in the choir, is not just a peripheral secondary marginal realm of activity.Joseph Campbell on the Roots of Halloween|Joseph Campbell|October 31, 2014|DAILY BEAST
Because his new novel, The Peripheral, is his most dire yet.The Daily Beast’s Best Longreads, Oct 20-26, 2014|William Boot|October 26, 2014|DAILY BEAST
Then I saw something in my peripheral vision, close to my back.Why Americans Should Love the World Cup|Sean Wilsey|June 12, 2014|DAILY BEAST
Every few weeks I get so far behind on sleep that I lose my peripheral vision.Why Men Shouldn’t Wait To Have Kids|Conor P. Williams|March 8, 2014|DAILY BEAST
They were a small and peripheral player, and now they want to be a main player—if not the main player.Qatar Sends Aid Money to Help Egypt|Mike Giglio|April 11, 2013|DAILY BEAST
When well stained, a delicate hyaline peripheral zone can be distinguished.
Quinin causes them rapidly to disappear from the peripheral blood, and few or none may be found after its administration.
In general, the central parts of continents are likely to receive much less rainfall than their peripheral portions.Outlines of the Earth's History|Nathaniel Southgate Shaler
Nearly all central impulses, we now know, arise because of the peripheral ones.Voice Production in Singing and Speaking|Wesley Mills
The last-named bowl, which has a greater peripheral speed than the others, is hollow and can be heated either by steam or gas.
British Dictionary definitions for peripheral
Derived forms of peripheralperipherally, adverb
Scientific definitions for peripheral
Cultural definitions for peripheral
Any part that is separate from a computer's CPU, such as a printer, a keyboard, or a monitor.