Peri-

from The Collaborative International Dictionary of English v.0.48
Peri \Pe"ri\ (p[=e]"r[i^]), n.; pl. {Peris} (p[=e]"r[i^]z).
   [Per. per[imac] a female genus, a fairy.] (Persian Myth.)
   An imaginary being, male or female, like an elf or fairy,
   represented as a descendant of fallen angels, excluded from
   paradise till penance is accomplished. --Moore.
   [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Peri- \Per"i-\ (p[e^]r"[i^]-). [Gr. peri`, prep.]
   A prefix used to signify around, by, near, over, beyond, or
   to give an intensive sense; as, perimeter, the measure
   around; perigee, point near the earth; periergy, work beyond
   what is needed; perispherical, quite spherical.
   [1913 Webster]
    

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