1. Sleep that is interrupted, restless, or of poor quality, characterized by frequent awakenings or difficulty maintaining continuous sleep
After the stressful day, he experienced disturbed sleep throughout the night.
Após o dia estressante, ele experimentou sono perturbado durante toda a noite.
2. Sleep affected by external factors such as noise, light, or discomfort
The construction noise caused disturbed sleep for residents in the area.
O barulho da construção causou sono perturbado para os residentes da área.