Gas Token

Legacy pattern that tokenized gas refunds by creating and later destroying storage; mostly obsolete.

Gas Refund

Mechanism reducing effective gas cost when freeing storage or performing specific opcodes; heavily modified by recent EIPs.

Gas Price

Cost per unit of gas, typically expressed in gwei; includes base fee and optional tip.

Egress (L2 to L1)

Withdrawal path from a rollup or L2 to its base L1, often subject to a challenge or finality period.

Executor (Rollup)

Entity that sequences and executes transactions for a rollup, possibly distinct from the prover or validator.

Equity Token

Token that represents ownership in an entity; may be regulated as a security depending on jurisdiction.

EigenLayer (Restaking)

Marketplace for Ethereum economic security where validators can opt‑in to secure additional services via restaking.

Edge Node

Node deployed close to users for low‑latency access, content delivery, or lightweight verification.

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