Telling Time with history

1. Roman Historical
Dates

2. Historians’ and the Words and
Phrases they use
BC, BCE, AD, CE, Circa, Ca. , Nota Bene, N.B.

4. • BC will be referred to as BCE (Before Common Era)
• AD will be referred to as CE (Common Era)

5. BCE = Before the Common Era
was called BC, previously

7. Nota Bene and N.B.
• Nota Bene = Note well
– But usually you’ll just see these two letters: N.B.
– So, N.B. is an abbreviation for Nota Bene.
– In the absence of a highlighter, N.B. is a way of saying “Hey LOOK!
…this is important ! ! “

8. Circa and Ca.
• Circa means “around”
• An abbreviation are the letters “Ca.”
• So, if we historians are unsure about the exact date of an
event, you may see this:
– He was born 190 BCE, ca.
– ^^^^ means “He was born around 190 BCE.

12. Pax Romana
The Roman
Peace