1. 买卖;市场交易;商业(活动)
The marketplace refers to the activity of buying and selling products.

2. 集市;市场;(常指)露天市场
A marketplace is a small area in a town or city where goods are bought and sold, often outdoors.

1. the world of commercial activity where goods and services are bought and sold

e.g. without competition there would be no market
they were driven from the marketplace

Synonym: marketmarket place

2. an area in a town where a public mercantile establishment is set up

Synonym: market placemartmarket