1. A sequence of actions or procedures that can be performed but is not required or mandatory
The optional routine includes stretching exercises before the main workout.
A rotina opcional inclui exercícios de alongamento antes do treino principal.
2. In programming or computing, a subroutine or set of instructions that a user can choose to execute or skip
The software includes an optional routine for data backup.
O software inclui uma rotina opcional para backup de dados.
3. In artistic performance, a choreographed sequence that is not required as part of the main performance
The gymnast performed an optional routine with remarkable difficulty.
A ginasta executou uma rotina opcional com dificuldade notável.