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Glossary

Expand your crypto vocabulary

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What is Axie Infinity?

A beginner’s guide to the hit NFT-based Pokémon-style game — and its native cryptocurrency...

A calendar with Bitcoin logos, marking the date
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What is a Bitcoin halving?

A Bitcoin halving happens every four years, when the amount of bitcoin awarded to miners i...

Graphs depicting bear market trending downwards and bull market trending upwards
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What is a bull or bear market?

Markets experiencing sustained and/or substantial growth are called bull markets. Markets...

Magnifying glass over a Cardano token
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What is Cardano?

Cardano is one of the biggest cryptocurrencies by market cap. It’s designed to a flexible,...

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What is CeFi?

Learn how to earn interest on your savings or take out a loan using crypto as collateral

A lock on a grid, surrounded by cubes
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What is cryptography?

Cryptography is the study and practice of sending secure and encrypted messages between tw...

A person's face, surrounded by icons representing decentralized finance apps
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What is DeFi?

DeFi is short for decentralized finance, an umbrella term for peer-to-peer financial servi...

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What is a DEX?

A beginner’s guide to decentralized exchanges

Dogecoin
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What is Dogecoin?

DOGE was created as a lighthearted alternative to traditional cryptocurrencies, but it's b...

What is an ETF?
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What is an ETF?

Exchange-traded funds — better known as an ETFs — are similar in many ways to mutual fund...

A cryptocurrency blockchain, forking into two different branches
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What is a fork?

A fork happens whenever a community makes a change to the blockchain’s protocol, or basic...

Three charts, including a line graph heading in an upwards trend.
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What is inflation?

Inflation is the process by which a currency like the dollar or Euro loses value over time...

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What is Internet Computer (ICP)?

The Internet Computer is creating a decentralized internet — with independent data centers...

A scale weighing a stack of crypto coins
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What is market cap?

Market capitalization is the total value of all the coins that have been mined.

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What is mining?

Mining is the process that Bitcoin and several other cryptocurrencies use to mint new coin...

What are NFTs?
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What is a non-fungible token (NFT)?

Non-fungible tokens (NFTs) are a kind of cryptoasset in which each token is unique. They c...

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What is Polkadot (DOT)?

A beginner's guide to the Polkadot protocol

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What is Polygon (MATIC)?

A beginner's guide to the Polygon network

PoW/PoS illo
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What is "proof of work" or "proof of stake"?

“Proof of work” and “proof of stake” are the two major consensus mechanisms cryptocurrenci...

A web of colorful nodes connecting to a coin
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What is a protocol?

Protocols are basic sets of rules that establish the structure of a blockchain and allow d...

A private key with a lock inside of it
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What is a private key?

A private key is like a password that allows you to access and manage your crypto funds.

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What is a seed phrase?

A seed phrase is a series of words generated by your cryptocurrency wallet that give you a...

Smart contract
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What is a smart contract?

Smart contracts allow developers to build apps that take advantage of blockchain security,...

A balanced scale with dollar bills on one side and a crypto token on the other
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What is a stablecoin?

A stablecoin is a digital currency that is pegged to a “stable” reserve asset like the U.S...

Woman looks at a chart on her mobile phone
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What are technical analysis and fundamental analysis?

Technical analysis looks at patterns in market data to identify trends. Fundamental analys...

Various crypto tokens appear to circle around one large gold token
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What is a token?

Technically, “token” is just another word for “cryptocurrency” or “cryptoasset.” But incre...

A roller coaster is at the peak before heading down a slope, next to financial charts and graphs.
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What is volatility?

Volatility is a measure of how much the price of an asset has moved up or down over time.

US Dollar linked to a crypto token
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What is USD Coin (USDC)?

USD Coin (USDC) is a stablecoin that runs on the Ethereum blockchain and can be exchanged...

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What is Uniswap?

A beginner’s guide to the biggest DEX on Ethereum

ETH2 staking rewards are coming soon to Coinbase

You may be able to put your Ethereum to work and earn up to 5% APR.