1. A state where a system, organ, or process does not work properly or at full capacity due to damage, disease, or obstruction
The patient's impaired functioning was a result of the stroke.
O funcionamento comprometido do paciente foi resultado do acidente vascular cerebral.
2. In technical or mechanical contexts, reduced operational efficiency or capability
The engine's impaired functioning required immediate maintenance.
O funcionamento comprometido do motor exigia manutenção imediata.