- peripheral⇄adj. 1. having to do with, situated in, or forming an outside boundary.
Ex. More houses and parks were to be seen in the peripheral areas of the city.
2a. of the surface or outer part of a body; external.
b. perceived or perceiving ne - peripheral⇄adv. peripherally.
- peripheral⇄noun any part of the electromechanical equipment of a computer, such as magnetic tape, high-speed printers, keyboards, and display units.
- peripheral⇄peripheral, adjective, noun.