valedictorian Meaning, Definition & Usage

  1. noun the student with the best grades who usually delivers the valedictory address at commencement
    valedictory speaker.

WordNet

Val`e*dic*to"ri*an noun
Definitions
  1. One who pronounces a valedictory address; especially, in American colleges, the student who pronounces the valedictory of the graduating class at the annual commencement, usually the student who ranks first in scholarship.

Webster 1913