[ puh-ris-tl-ith ]
/ pəˈrɪs tl ɪθ /
a group of stones encircling a mound, dolmen, or the like.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for peristalith
Peristalith, pe-ris′ta-lith, n. a series of standing stones surrounding a barrow or burial-mound.