It could mean 'circa' which means around or approximately.
means the end
CR= Credit.
CR means 'comfort room'.
crystalline
PLOT-CR (purpose, location, observers, trigger, communications and rehearsal)
before Christ
before Christ
credit
Championship Record
CRedit
"Cr" before a name typically stands for "Creditor," indicating that the individual is a lender or has a financial interest in a transaction. It can also be used in legal and financial contexts to identify someone involved in credit matters. In some cases, it might appear in official documents or financial statements.
That symbol, when placed before or after a date, signifies that it was after the year 0. Usually if there is no abbreviation before or after a date, it is assumed to be after the year 0 as well. BC is the opposite, meaning that the date was before the year 0.