1. a mark or impression made by the palm of a hand, used for identification purposes
Usage: often used in forensic science and security applications

Examples

• The detective found a palmprint on the window that matched the suspect.
• Palmprints are as unique as fingerprints and can be used for identification.
• Security systems now use palmprint recognition technology instead of passwords.
• The crime scene investigator carefully lifted the palmprint from the glass surface.
• Banks are beginning to use palmprint scanning for customer authentication.
• Each person's palmprint is distinct and remains unchanged throughout their life.