Biometric record,
Biometric record, as used in the definition of personally identifiable information, means a record of one or more measurable biological or behavioral characteristics that can be used for automated recognition of an individual. Examples include fingerprints; retina and iris patterns; voiceprints; DNA sequence; facial characteristics; and handwriting.
Source
34 CFR § 99.3
Scoping language
The following definitions apply to this part: