Source : Webster's Revised Unabridged Dictionary (1913)

Periapt \Per"i*apt\, n. [Gr. ?, fr. ? hung about, ? to hang
   about; ? about + ? to tie: cf. F. p['e]riapte.]
   A charm worn as a protection against disease or mischief; an
   amulet. --Coleridge.

         Now help, ye charming spells and periapts. --Shak.