1. having an incorrect or wrong date

1. past tense of misdate; assigned an incorrect date to something

Examples

• The misdated letter caused confusion about when the event occurred.
• Several misdated documents were discovered in the archive.
• The historian misdated the ancient manuscript by two centuries.
• She accidentally misdated her check, writing last year’s date.
• The misdated invoice led to problems with the accounting department.
• Researchers found that the artifact had been misdated in previous studies.