$BTC BTC, or Bitcoin, is the premier cryptocurrency and serves as the foundational coin in various trading pairs across exchanges. One of the most prominent BTC trading pairs is BTC/USD, representing the value of one Bitcoin against the US dollar. This pair is essential for traders and investors looking to leverage Bitcoin's price movements for profit. Other notable pairs include BTC/ETH, which allows trading between Bitcoin and Ethereum, and BTC/USDT, facilitating transactions with Tether, a stablecoin. These pairs enhance liquidity and provide diverse trading strategies, helping participants navigate the dynamic cryptocurrency market and capitalize on price fluctuations.