American English

Definition of biometric adjective from the Oxford Advanced American Dictionary



[usually before noun]
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using measurements of human features, such as fingers or eyes, in order to identify people Biometric systems have several advantages over conventional identification methods. The major biometric methods include face, voice, fingerprint and iris (= the round, colored part of the eye) recognition. Biometric devices work by matching an individual's features to those recorded in the device's memory.
See the Oxford Advanced Learner's Dictionary entry: biometric