seaport in SW Netherlands, in the Rhine delta: pop. 599,000
See Rotterdam in American Heritage Dictionary 4
A city of southwest Netherlands on the Rhine-Meuse delta south-southeast of The Hague. Chartered in 1328, it was a major commercial power during the 16th and 17th centuries and is today a thriving port accessible via canal to oceangoing vessels. The city was heavily bombed during World War II. Population: 584,000.