I suggest you do research in Ethereum on: - staking - automated market makers - p2p lending/borrowing E.g. the compound.finance whitepaper explains some tec

I suggest you do research in Ethereum on: - staking - automated market makers - p2p lending/borrowing E.g. the compound.finance whitepaper explains some technical details well. One incomplete definition could be that you submit your money temporarily to the control of a mart contract.