contenedor
/konteneˈdoɾ/ · B1 · adj
container, cargo container, shipping container
📦🚢 contener (to contain) + -dor (-er) = container
Spanish -dor works like English -er: it marks the thing that does the action. So contenedor is a container, and from Latin continere, to hold together. In Spain the same word also means a street dumpster or skip.