[ puh-rif-er-uh-lee ]


  1. in a way that relates to or is close to the edge or boundary:

    These small, peripherally located urban communities are almost like rural ones.

  2. in a way that concerns relatively minor, superficial, or indirectly related aspects of a subject or situation:

    Industries that rely even peripherally on steel will also be affected by the tariff.

    Some of the nurses wrote a lot about their healthcare experiences, while others mentioned the topic infrequently or only peripherally.

  3. Anatomy. near the surface, edge, or exterior of the body structure in question:

    The primary lung lesion was located peripherally in 18 patients and centrally in 8 patients.

  4. Computers.
    1. in a way that is separate from a computer’s CPU but in communication with it, as a webcam, flash drive, or keyboard:

      In this section we discuss input and output devices that are used peripherally with the computer.

    2. in a way that is separate from a network’s host computer but in communication with it, as a shared input terminal, printer, or backup drive in a workplace:

      Resources offered by the new networking system will be used more intensively on any peripherally connected computer or router.

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Other Words From

  • un·pe·riph·er·al·ly adverb

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Word History and Origins

Origin of peripherally1

First recorded in 1800–10; 2000–05 peripherally fordef 4; peripheral ( def ) + -ly ( def )

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Example Sentences

A curved monitor can make things feel more immersive, create a sense of peripheral vision, and also give you an expanded field of view, which can be helpful for many games.

This makes use of the fact our peripheral vision is blurry, regardless of medium, thus saving precious processing power.

Moments later, he was sure he saw a gray apparition in his peripheral view.

You have peripheral vision to the bottom, top and both sides of anywhere you look.

If they were just looking around, they weren’t paying attention to their peripheral vision.

Now, until now, I have not weighed in on the Michael Brown shooting—except peripherally.

The film does appear to peripherally involve corrupt politicians.

The News From Spain By Joan Wickersham Seven heart-rending love stories only peripherally about Spain.

During the weeks of debate, the White House stayed only peripherally involved.

Sensations are said to be 'peripherally initiated', while emotions are centrally initiated.

The infiltration spreads, the ulcer enlarges both peripherally and in depth— muscle, cartilage and bone often becoming invaded.

The mass flattens and spreads peripherally, until finally it is divided into two layers.

Such material is, however, only peripherally related to the study of language.

The majority of black Coast Guardsmen were only peripherally concerned with this wartime evolution of racial policy.





peripheralismperipheral nervous system