1. A category or tier in sports, competitions, or organizations that includes participants who are not professionals or do not compete for monetary compensation
The tournament has both a professional division and a non-professional division for amateur athletes.
O torneio tem tanto uma divisão profissional quanto uma divisão não-profissional para atletas amadores.
2. A classification within an organization or event for unpaid or amateur participants
She competed in the non-professional division of the chess championship.
Ela competiu na divisão não-profissional do campeonato de xadrez.