Periapt, per′i-apt, n. (Shak.) an amulet. [Gr. periapton, something hung round, peri, about, aptos—aptein, to fasten.]
Periaxial, per-i-ak′si-al, adj. surrounding an axis.
Periblast, per′i-blast, n. the protoplasm about the nucleus of a cell.—adj. Periblast′ic. [Gr. peri, about, blastos, a germ.]
Peribolos, pe-rib′o-los, n. a court enclosed by a wall, esp. one containing a temple or a church, the whole outer enclosure of sanctuary or refuge. [Gr. peribolos, encircling—peri, around, ballein, to throw.]
Pericardium, per-i-kär′di-um, n. (anat.) the bag or sac composed of two layers which surrounds the heart.—adjs. Pericar′diac, Pericar′dial, Pericar′dian.—n. Pericardī′tis, inflammation of the pericardium. [Late L.,—Gr. perikardion—peri, around, kardia, heart.]
Pericarp, per′i-kärp, n. (bot.) the covering, shell, or rind of fruits: a seed-vessel.—adj. Pericarp′ial. [Gr. perikarpion—peri, around, karpos, fruit.]
Pericentral, per-i-sen′tral, adj. surrounding a central body.—adj. Pericen′tric.
Perichondrium, per-i-kon′dri-um, n. the fibrous investment of cartilage. [Gr. peri, about, chondros, cartilage.]
Periclase, per′i-klāz, n. a rare mineral consisting of magnesia with a little iron protoxide. [Gr. peri, about, klasis, fracture.]
Periclean, per-i-klē′an, adj. of Pericles (died 429 B.C.) or the golden age of art and letters at Athens.