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periphery

American  
[puh-rif-uh-ree] / pəˈrɪf ə ri /

noun

peripheries plural
  1. the external boundary of any surface or area.

    Synonyms:
    perimeter, circumference
    Antonyms:
    center
  2. the external surface of a body.

    Antonyms:
    center
  3. the edge or outskirts, as of a city or urban area.

  4. the relatively minor, irrelevant, or superficial aspects of the subject in question.

    The preliminary research did not, of course, take me beyond the periphery of my problem.

  5. Anatomy. the area in which nerves end.


periphery British  
/ pəˈrɪfərɪ /

noun

  1. the outermost boundary of an area

  2. the outside surface of something

  3. anatomy the surface or outermost part of the body or one of its organs or parts

"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

Other Word Forms

Inflected Forms

noun

Etymology

Origin of periphery

First recorded in 1350–1400; from Late Latin peripherīa, from Greek periphéreia “circumference,” literally, “a bearing round,” from peri- peri- + phér(ein) “to bear” + -eia -y 3; replacing Middle English periferie, from Medieval Latin periferīa, variant spelling of Late Latin peripherīa

Explanation

When something is on the periphery of your vision, you can only see it when you’re looking sideways. Periphery means outside the boundary of something. If you’re on the periphery of a group, you’re close to it but not part of it. A band on the periphery of a particular scene might have opened for another band a few times, but it's never headlined or gotten their big break. Periphery comes from a Greek word meaning "to carry around."

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Vocabulary lists containing periphery

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Revolution spread from the imperial center to the colonial periphery, rather than the reverse.

From The Wall Street Journal • Jun. 12, 2026

Communications professionals, previously relegated to the periphery, are now front and center in the C-suite, partly emboldened by CEOs’ fears that even the smallest misstep can swiftly balloon into a corporate disaster.

From The Wall Street Journal • Jun. 8, 2026

In a ditch near a military outpost on Obeid’s periphery, an army engineer walked through a graveyard of RSF drones shot down in recent days.

From Los Angeles Times • May 24, 2026

But the previous conflicts were fought on the periphery, away from Khartoum.

From BBC • Mar. 4, 2026

Mrs. de Vries is one of those people who behave as if the war is a nuisance happening in the periphery around her.

From "Girl in the Blue Coat" by Monica Hesse

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