Vocabulary : Peri to Periblast
Peri : 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.Peri- : 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.
Periagua : See Pirogue.
Perianth : The leaves of a flower generally, especially when the calyx and corolla are not readily distinguished. ;; A saclike involucre which incloses the young fruit in most hepatic mosses. See Illust. of Hepatica.
Perianthium : The perianth.