Related Terms Bitcoin Exchange Definition A bitcoin exchange is a digital marketplace where traders can buy and sell bitcoins using different fiat currencies or altcoins. The safety factor is underpinned d y the fact that the machines operate under KYC regulations as per the jurisdiction of operation. We may receive compensation when you use Coinmama. Should I leave my bitcoins on the exchange after I buy? It is also one of the most progressive countries when it comes to development and adoption of digital currencies.