Main Entry: au·di·tor

Pronunciation: \ˈȯ-də-tər\

Function: noun

Date: 14th century

1 : a person authorized to examine and verify accounts
2 : one who hears or listens; especially : one who is a member of an audience
3 : a person who audits a course of study
4 : a person who hears (as a court case) in the capacity of judge