1. not worried, upset, or disturbed; remaining calm despite difficulties or disturbances

Examples

• She remained unperturbed by the criticism from her colleagues.
• The pilot stayed unperturbed during the turbulent flight.
• He was unperturbed by the loud construction noise outside his window.
• Despite the chaos around her, she appeared completely unperturbed.
• The teacher was unperturbed when the fire alarm interrupted her lesson.
• His unperturbed demeanor helped calm the anxious passengers.