1. To arrange a new time for a meeting, appointment, or event that was previously scheduled
The doctor's office called to reschedule later because of an emergency.
O consultório do médico ligou para remarcar mais tarde por causa de uma emergência.
2. To postpone something to a future time without specifying an exact date
Can we reschedule later? I'm not ready to discuss this now.
Podemos remarcar mais tarde? Não estou pronto para discutir isso agora.