river
US /ˈrɪv.ɚ/
UK /ˈrɪv.ɚ/

1.
río
a large natural stream of water flowing in a channel to the sea, a lake, or another river
:
•
The boat sailed down the river.
El barco navegó río abajo.
•
Many cities are built along major rivers.
Muchas ciudades están construidas a lo largo de ríos importantes.