A cross worn on the breast by bishops and abbots, and sometimes also by canons.(adjective)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "pectoral cross" in a sentence
"The Greek bishops also wear a pectoral cross but only over their liturgical vestments (chasuble or salkos)."
"The first mention made of the pectoral cross as a part of pontifical ornament is made by Innocent III, and its use as such only became customary toward the close of the Middle Ages."