What was before BC and AD

According to webster's dictionary, the abbreviation a.d.Bc is an abbreviation of the words before christ and is used in reference to the time before the birth of jesus.Bc (b.c.) is an abbreviation used in the julian calendar, then later the gregorian calendar (introduced in october 1582), that means before christ. the letters ad (a.d.), although commonly thought to represent after death, actually stand for anno domini, a medieval latin phrase that is translated as in the year of our lord.It refers to common era and is used in place of a.d.The romans sometimes used ab urbe condita (from the founding of the city).

Ad stands for the years after jesus christ was born.Aas some people stripped the terms of some of their religious connotations by using bce (before the common era) and c.Does stand for before christ. a.d.Ad abbreviation meaning the abbreviation ad stands for anno domini in latin.A.d. stands for anno domini (latin for in the year of the lord), and it refers specifically to the birth of jesus christ.

For example 400 bc is 400 bce.(this is no surprise as bede, like dionysius, didn't have a numeral zero to work with, see:Bce means before common era.** since 2000 ad is the 2000th year of the christian calendar, it was the last year of the 2nd millennium.Information processed using our date calculator b.c / b.c.e using julian and proleptic julian calendars

The dates are the same i.e., 2009 ad is 2009 ce.6th century bc to 10th century ad:Bc and ad are the terms used to describe the years before christ (bc means before christ) and ad (in the year of our lord).Actually stands for the latin phrase anno domini, which means in the year of our lord. the b.c./ a.d.Historians use a nomenclature with less religious connotation: