This is the 6672nd most frequent Spanish word.
circulación
The movement or flow of something, such as traffic, fluids, or information.
Here, 'circulación' refers to the flow or movement of vehicles within the traffic system.
La circulación del tráfico en la ciudad es muy intensa por las mañanas.
The traffic circulation in the city is very intense in the mornings.
In this sentence, 'circulación' describes the bodily process of the blood moving through the circulatory system.
Una buena circulación de la sangre es vital para la salud.
Good blood circulation is vital for health.
Here, 'circulación' refers to the spread or dissemination of information or content through media.