Definitions for "Biometric"
A measurable physical characteristic or personal behavioral trait that is used to recognize or authenticate the claimed identity of a person.
Pertaining to the accurate measurement of living beings.
In the context of authentication, biometric refer to a physical characteristic of a person. For example, fingerprint, voice, DNA or physical appearance, such as facial image.
The statistical study of biological phenomena
s - Biometrics is the science and technology of measuring and statistically analyzing biological data.
a weak form of identification since the human body is infinitely variable
Keywords:  authentication