Annual percentage yield: an annualized measure that includes the stated effect of compounding.
"Why is the APY higher than the APR?" This display assumes each periodic earning is reinvested and earns more too.
Attempting to capture price differences between related assets, markets or trading routes.
"Pool A is cheaper than pool B." The trader checks whether buying in A and selling in B leaves anything after the route's costs.
A price at which a participant or trading system is prepared to sell an asset.
"One unit is available at the 101 ask. Buying more means checking the next sell levels too."
An operation whose included state changes succeed together or are rolled back together under the execution rules.
"The flash-loan workflow couldn't repay, so it reverted. It didn't get to keep the loan and half a completed swap."
A validator’s signed vote about the blockchain history it considers valid.
Your validator sends an attestation for the chain it sees, and that vote contributes to fork choice and checkpoint finalization.
A trading mechanism that uses an algorithm and available liquidity to quote or determine exchange prices.
You increase a swap from a small amount to a much larger one, and the AMM quote worsens because that trade uses more of the pool’s liquidity.
Ethereum’s protocol-set execution fee per gas unit, which adjusts with block demand and is burned.
Your wallet’s maximum fee no longer covers the rising base fee, so the transaction waits until it can be included or you replace it.
An address encoding with error detection, introduced for native SegWit Bitcoin outputs.
A price at which a participant or trading system is prepared to buy an asset.
The best bid is 99 for two units; selling more than two may also match lower bids in the book.
The gap between the best available buying and selling prices in a market.