Origin of c.e.1
From the Latin word cāveat emptor may the buyer beware
Church of England.
(in the) Common Era.
Corps of Engineers.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
as an abbreviation for "Common Era" or "Christian Era," and a non-Christian alternative to A.D., attested from 1838 in works on Jewish history. Companion B.C.E. is attested from 1881.
Online Etymology Dictionary, © 2010 Douglas Harper