Human: Where did the term ‘Biometrics’ come from? Assistant: 
The word biometrics comes from the Greek words bio (life) and metron (measure). Biometrics is the study of measuring biological characteristics, such as a person's face, fingerprint, or DNA. Biometrics is a growing field of study because of its many potential applications. For example, biometrics is used to identify criminals, monitor patients, and improve security.