1. The movement of blood through the heart and blood vessels
Good circulation is essential for cardiovascular health.
A boa circulação é essencial para a saúde cardiovascular.
2. The movement or flow of something (air, traffic, money, etc.) through a space or system
Traffic circulation in the city center is congested during rush hour.
A circulação de trânsito no centro da cidade está congestionada na hora de pico.
3. The distribution and movement of printed materials or information among people
The newspaper has a large circulation in the region.
O jornal tem uma grande circulação na região.
4. The act of moving around or passing from place to place
Free circulation of people across borders is allowed in the European Union.
A circulação livre de pessoas através das fronteiras é permitida na União Europeia.