marketplaces

Noun

marketplace (plural marketplaces)

1. An open area in a town housing a public market.

   Synonyms:

   emporium

2. The space, actual or metaphorical, in which a market operates.
   • Some high-street retailers were slow to enter the new digital marketplace of the Internet.
3. (broadly) The world of commerce and trade.
   • Endorsing the liberal anti-interventionist credo that the marketplace should act as the "site of verification," the advocates of white lead opposed government intervention for the sake of open economic competition, which they claimed revealed its true value and thus should be the sole determinant...2021, Judith Rainhorn, The Colour of Controversy..., p. 10
4. (figuratively) A place or sphere for the exchange of anything, such as ideas or fashions.
   • marketplace of ideas