- a prefix meaning “about” or “around” (perimeter, periscope), “enclosing” or “surrounding” (pericardium), and “near” (perigee, perihelion), appearing in loanwords from Greek (peripeteia); on this model, used in the formation of compound words (perimorph).
Origin of peri-
< Greek, prefixal use of perí (adv. and preposition)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- enclosing, encircling, or aroundpericardium; pericarp; perigon
- near or adjacentperihelion
from Greek peri around, near, about
Word Origin and History for peri-
word-forming element meaning "around, about, enclosing," from Greek peri (prep.) "around, about, beyond," cognate with Sanskrit pari "around, about, through," Latin per, from PIE *per- (1) "forward, through" (see per).
Online Etymology Dictionary, © 2010 Douglas Harper
- Around; about; enclosing:perimysium.
- A prefix that means: around (as in pericardium,) or near (as in perihelion).
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