Peripheral
An auxiliary device connected to a computer, such as a printer, scanner, or external hard drive, that expands its functionality.
These devices are 'around the periphery' of the main computer, adding capabilities without being part of its core processing unit.
Word relationships
- accessory: More general, but often applies to peripherals.
- add-on: Emphasizes that it's an additional component.
- core: Refers to the central, essential part.
- integral: Means essential or fundamental to the whole.
Commonly confused with
- Component: All peripherals are components, but not all components (e.g., CPU, RAM) are peripherals.
Word family
- periphery (noun): the outer limits or edge of an area or object.
- peripherally (adverb): in a way that is not central or important.
Collocations
- computer peripheral
- input peripheral
- output peripheral
- external peripheral
Example sentences
- "A good quality monitor and a comfortable keyboard are essential Peripheral devices for any productive workstation." Listing computer accessories
- "The new USB-C port allows for a wide range of high-speed Peripheral connections, from external GPUs to docking stations." Discussing system expansion
Memory hook
Think of the perimeter of a shape – it's the boundary around the edge. A peripheral device is around the edge of your computer. Around the edge
When not to use
Do not use 'peripheral' to describe internal components like a CPU or RAM, which are integral to the computer's core function.
Fun facts
- The first computer mouse, invented by Douglas Engelbart, is a classic example of an input peripheral.
- Some peripherals, like external GPUs, can significantly boost a computer's performance for specific tasks.
Related words
Explore more words
ancillary, supplementary, supplement, Platform, Connectivity, outskirts
Also appears in
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