a cross shaped like a Latin cross and having a ring that intersects each segment of the shaft and crossbar at a point equidistant from their junction.
Origin of Celtic cross
First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for celtic cross
a Latin cross with a broad ring surrounding the point of intersection
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012