Ether
Also called: ETH
The coin of the Ethereum blockchain. It pays transaction fees and is staked to secure the network.
Ether in more detail
Ethereum is a blockchain that can run programs, not only record payments. Its coin is called ether, or ETH.
Paying fees. Every action uses computing work, and you pay for it in ETH. The fee is called gas, and Lesson 32 explains it.
Securing the network. People lock up ETH to help confirm transactions and earn rewards for doing it. This is called staking, and Lesson 8 covers it.
All 128 terms · Checked against the lesson's sources on 8 October 2026.
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