from the founding of the city (of Rome in 753? b.c.). The year 360 A.U.C. would be the 360th year after the founding of Rome.
Origin of A.U.C.1
From the Latin word ab urbe conditā
Definition for a.u.c. (2 of 2)
in the year from the founding of the city (of Rome in 753? b.c.).
Origin of A.U.C.2
From the Latin word annō urbis conditae
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020