Slippage is the difference between the expected and the actual execution price of an order on a cryptocurrency exchange. It arises from market movement and a lack of liquidity.

A stale block is a block or unit of a miner's work that has lost relevance because the network or pool has already accepted another result. Such work brings no reward.

Profit is the gain obtained as a result of trading, investing or participating in a cryptocurrency project. It indicates a positive financial result of activity.

A public key is the open part of a cryptographic key pair that can be freely shared. A receiving address for cryptocurrency is formed on its basis.

A mining pool is an association of miners who jointly search for a new block and split the reward in proportion to the power they contribute. This increases the chances of a stable income.