
Circa
Not for Precision
Use 'circa' when exact dates are unknown or an estimate is intended.

The artifact dates back to circa 1000 AD.
Common in History
'Circa' is often used in history and archaeology to indicate an approximate time period.

The settlement existed circa 500 BC.
Non-technical Contexts
While 'circa' can be used informally, it's less common in everyday conversation.

She moved to Spain circa 2005.
Compare with
AboutAlmostApproximateAroundClose toMore or lessNearlyRough
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