speaker identification (noun)

1. During World War II, speaker identification technology was used to identify the voice of Adolf Hitler in broadcasts.

2. In the Bible, speaker identification helped identify the voice of God when he spoke to Moses.

3. In the animated series, Scooby-Doo, the gang often uses speaker identification to identify the villain behind the mask.

4. In the fashion industry, speaker identification plays a role in identifying the voice of influential designers during interviews and runway shows.