Around and Around: Peri – 10 Words

perimeter

the boundary line or area immediately inside the boundary

Stick to the perimeter of the supermarket where all the fresh foods are.New York Times (Aug 14, 2015)
periphery

the outside boundary or surface of something

Switzerland is in-between but not average, a periphery in a central location, in this world but not of it.New York Times (Sep 23, 2015)
peripheral

electronic equipment connected by cable to a computer

It is looking for people familiar with the computer and its peripherals including monitors and disk drives.BBC (Jun 29, 2015)
periscope

an instrument providing a view of an obstructed field

In addition to the map view, the updated Periscope now makes video replays instantly available after a stream is finished.The Verge (Jun 5, 2015)
periodic

happening or recurring at regular intervals

Most every hotel brand requires owners to pay for periodic renovations to keep the properties fresh.Wall Street Journal (Oct 20, 2015)
peripatetic

traveling especially on foot

Ours is a peripatetic nation; families move from state to state in search of better jobs, different lifestyles, relief from allergies, whatever.Washington Post (Apr 27, 2015)
peripeteia

a sudden and unexpected reversal of fortune

This is the classic Aristotelian peripeteia: the sudden reversal of fortune.The Guardian (Mar 1, 2011)
periphrasis

an act of expressing things in an indirect or roundabout way

One of the most frequent periphrases for a wedding, is the expression “joyful event.”Smith, Arthur H.
peristalsis

wavelike muscle contractions of the alimentary tract

Think of the “wave” that occurs at sporting events, and you’ll have a good idea how peristalsis works.Washington Post (Dec 8, 2013)
perigee

the nearest point in an orbit around the Earth

A supermoon is when the moon is in perigee, or the closest point to the Earth it will reach.Time (Sep 22, 2015)

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