1. to remove or withdraw someone from an enrollment or registration, particularly from an educational institution or program
The student was disenrolled from the course due to non-attendance.
O aluno foi desmatriculado do curso devido à falta de comparecimento.
2. to cancel or terminate an official registration or membership
The insurance company disenrolled inactive members from the health plan.
A companhia de seguros desmatriculou membros inativos do plano de saúde.