A certified copy is a document that has been verified as a true copy of the original by a notary public or other authorized individual. Synonyms for "certified copy" include attested copy, authenticated copy, true copy, and verified copy. These terms all indicate that the copy has been reviewed and validated by a professional, ensuring its accuracy and authenticity. In some cases, a certified copy may also be referred to as a legal copy, official copy, or duplicate original. Whatever the term used, a certified copy is a crucial document for legal or governmental purposes, providing assurance that the contents of the original document are accurate and official.