ICO (Initial Coin Offering): A fundraising method in which a new cryptocurrency project sells its tokens to early investors before launching. It's a way for a project to raise initial capital and for investors to get early access to a new cryptocurrency.  

Interoperability: The ability of different blockchain networks to communicate and work together seamlessly. Interoperability is crucial for the widespread adoption of blockchain technology as it allows different systems to exchange information and assets. 

IPO (Initial Public Offering): While not exclusive to the crypto space, an IPO is the traditional way for a company to go public by offering shares to the public for the first time. In the crypto context, some projects use the term ICO, but it's worth noting that ICOs have faced regulatory scrutiny.  

Inflation: In the context of cryptocurrency, inflation refers to the increase in the supply of a particular cryptocurrency. Some cryptocurrencies have fixed supplies, while others may have mechanisms in place to control or adjust the rate of new coin creation. Understanding the inflation model is important for investors and users of a cryptocurrency.  

Impermanent Loss: It is a concept associated with providing liquidity in decentralized finance (DeFi) platforms, particularly in liquidity pools. Liquidity pools involve users depositing their funds into a smart contract to facilitate trading on decentralized exchanges. Two common assets are paired in a liquidity pool, and users earn fees for providing liquidity.