covaledictorian means A graduating student who shares the position of valedictorian with another student.
Etymology
From co- + valedictorian.
noun
- A graduating student who shares the position of valedictorian with another student“In the words of covaledictorian and weekender Jim Tudor at the May 22 commencement: "For the most part the Day students have moved directly from high school to college, play loud music, and give hard-hitting graduation speeches filled with constructive criticism for the school; while the Weekend students, like myself, have had their education interrupted, enjoy periods of silence, and give emotion”