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Last updated December 2025

Crypto Terms: A Complete Glossary for Beginners & Experts

Master crypto terms every investor needs to know. From Bitcoin basics and trading slang to advanced DeFi concepts - all explained in plain language.

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134+ Terms
Covering Bitcoin, Ethereum, DeFi, NFTs & more
134 Total Terms
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Master the essential crypto terms every investor needs to know. This comprehensive glossary explains over 200 cryptocurrency terms in plain language - from Bitcoin basics and popular crypto slang like HODL and WAGMI, to advanced DeFi and Web3 concepts. Whether you are researching blockchain technology or evaluating digital assets, our crypto terms dictionary provides clear, accurate definitions.

Our crypto terms guide is designed for beginners starting their cryptocurrency journey, investors analyzing market opportunities, active traders learning trading slang, and developers building Web3 applications. Each crypto term definition breaks down complex blockchain concepts into beginner-friendly explanations while maintaining technical accuracy.

Updated December 2025 with the latest crypto terms including RWA (Real World Assets), restaking, liquid staking, memecoin terminology, AI agents, and L2 scaling solutions. New crypto slang terms like WAGMI, NGMI, Diamond Hands, and Degen are also covered. Our cryptocurrency terms glossary is continuously updated to reflect the evolving blockchain landscape.

All Categories Basics Trading Crypto Slang DeFi Security Mining & Staking NFTs & Gaming

Key Terms

Learn essential crypto terms explained in simple language. From HODL to DeFi, blockchain to NFT - master cryptocurrency terminology.

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Numbers & Symbols

1 Terms
Controlling majority of network hash power to rewrite blockchain history...
Security & Compliance
175 Views
A

A

9 Terms
Free distribution of tokens to wallet addresses...
Tokens & Standards
205 Views
Any cryptocurrency other than Bitcoin...
Tokens & Standards
151 Views
Anti-Money Laundering regulations preventing illegal fund flows...
Security & Compliance
270 Views
Automated Market Maker, protocol that enables decentralized trading...
DeFi Terms
178 Views
The APR (Annual Percentage Rate) is the simple rate of return you can expect to earn on your crypto assets over a period of one year....
DeFi Terms
153 Views
The APY (Annual Percentage Yield) is the total rate of return you can earn on your crypto over a year because it includes the effect of compounding....
DeFi Terms
154 Views
Application-Specific Integrated Circuit designed solely for mining crypto...
Mining & Validation
214 Views
All-Time High, the highest price a cryptocurrency has ever reached...
Trading Terms
208 Views
Direct cryptocurrency exchange between different blockchains...
Advanced Concepts
181 Views
B

B

10 Terms
Someone holding cryptocurrency that has lost significant value...
Trading Terms
181 Views
Extended period of declining cryptocurrency prices...
Trading Terms
133 Views
The Block Height is the total number of blocks that have been successfully added to the blockchain since the very first one (Genesis Block)....
Mining & Validation
265 Views
The Block Reward is the cryptocurrency prize that a miner or a validator receives for successfully creating and adding a new, valid block of transactions to the blockchain....
Mining & Validation
171 Views
Average time between blocks being added to blockchain...
Network Terms
182 Views
A distributed ledger technology that records transactions in blocks linked chronologically and secured through cryptography...
Core Blockchain Concepts
191 Views
Volatility indicator showing support and resistance levels...
Technical Analysis
153 Views
Protocol connecting different blockchains...
Network Terms
200 Views
The acronym BTFD (Buy The Fing Dip*) is a phrase used to encourage people to buy a cryptocurrency immediately after its price has dropped sharply....
Trading Terms
151 Views
Period of sustained upward price movement in crypto markets...
Trading Terms
151 Views
C

C

8 Terms
Price chart showing open, high, low, and close values...
Technical Analysis
132 Views
Amount of cryptocurrency currently available...
Market Metrics
142 Views
Offline storage method for cryptocurrencies...
Wallets & Storage
143 Views
A Collateral is an asset, like cryptocurrency, that you lock up or pledge when you take out a loan from a DeFi protocol....
DeFi Terms
133 Views
Composability is the idea that different DeFi protocols or applications can be easily stacked together like digital LEGO bricks to create new and more complex financial products....
DeFi Terms
141 Views
The method by which a blockchain network agrees on the current state of the ledger...
Core Blockchain Concepts
192 Views
Ability to interact between different blockchains...
Advanced Concepts
176 Views
Software or hardware that stores private keys and enables cryptocurrency transactions...
Wallets & Storage
169 Views
D

D

8 Terms
Decentralized Autonomous Organization governed by token holders...
Advanced Concepts
182 Views
Decentralized Finance, financial services without traditional intermediaries...
DeFi Terms
214 Views
Decentralized Exchange operating without central authority...
DeFi Terms
144 Views
Holding crypto despite extreme volatility or losses...
Trading Terms
165 Views
The Difficulty Bomb is a piece of code written into the Ethereum blockchain that gradually makes the process of Proof of Work mining exponentially harder....
Mining & Validation
145 Views
Percentage of total crypto market cap held by one coin...
Market Metrics
192 Views
Attempting to spend the same cryptocurrency twice...
Security & Compliance
166 Views
Do Your Own Research - fundamental rule in crypto investing...
Security & Compliance
150 Views
E

E

3 Terms
Ethereum token standard for fungible tokens...
Tokens & Standards
133 Views
Ethereum standard for non-fungible tokens (NFTs)...
Tokens & Standards
156 Views
The Ethereum Virtual Machine is like the worldwide, shared computer that runs all the programs on the Ethereum blockchain....
Advanced Concepts
278 Views
F

F

8 Terms
An FA Token is a token standard used on the Tezos blockchain, which is the Tezos equivalent of the popular ERC-20 standard on Ethereum....
Tokens & Standards
181 Views
Tool using horizontal lines to indicate support/resistance areas...
Technical Analysis
160 Views
Unit of Ether equal to 0.001 ETH...
Market Metrics
142 Views
Uncollateralized loan that must be repaid in the same transaction...
DeFi Terms
135 Views
Fear of Missing Out, buying due to anxiety about missing profits...
Trading Terms
134 Views
A change in blockchain protocol rules that creates a divergence from the original chain...
Core Blockchain Concepts
147 Views
Fear, Uncertainty, and Doubt spread to influence market sentiment...
Trading Terms
148 Views
Fungibility describes an asset where every unit is identical and can be perfectly exchanged for any other unit of the same type....
Tokens & Standards
176 Views
G

G

4 Terms
Transaction fee paid to process operations on Ethereum...
Network Terms
161 Views
The first block in a blockchain, hardcoded into the software...
Core Blockchain Concepts
155 Views
Token giving voting rights in protocol decisions...
Advanced Concepts
160 Views
Unit of measurement for Ethereum gas prices...
Network Terms
146 Views
H

H

7 Terms
Event reducing block rewards by half...
Market Metrics
171 Views
A permanent divergence requiring all nodes to upgrade to the new protocol...
Core Blockchain Concepts
193 Views
Physical device that stores private keys offline...
Wallets & Storage
164 Views
Cryptographic algorithm that converts input data into a fixed-size alphanumeric string...
Core Blockchain Concepts
146 Views
The computational power of a mining network measured in hashes per second...
Mining & Validation
286 Views
Crypto slang for holding cryptocurrency long-term despite volatility...
Trading Terms
164 Views
A cryptocurrency wallet connected to the internet...
Wallets & Storage
147 Views
I

I

3 Terms
Initial Coin Offering, fundraising through token sales...
Tokens & Standards
144 Views
Initial DEX Offering, token launch on decentralized exchange...
Tokens & Standards
183 Views
Temporary loss when providing liquidity due to price divergence...
DeFi Terms
169 Views
K

K

1 Terms
Know Your Customer - identity verification required by exchanges...
Security & Compliance
151 Views
L

L

6 Terms
A Layer 0 refers to the technology and infrastructure that lets different, separate blockchains work together....
Advanced Concepts
143 Views
A Layer 1 is the main, core blockchain network itself, like Bitcoin or Ethereum....
Advanced Concepts
129 Views
Secondary framework built on top of main blockchain...
Network Terms
163 Views
Earning tokens by providing liquidity to a protocol...
DeFi Terms
180 Views
Smart contract containing funds for decentralized trading...
DeFi Terms
163 Views
An LP Token is a special receipt you get when you deposit two different cryptocurrencies into a Liquidity Pool on a decentralized exchange (DEX)....
DeFi Terms
158 Views
M

M

13 Terms
Moving Average Convergence Divergence, trend-following momentum indicator...
Technical Analysis
175 Views
The primary public blockchain network...
Network Terms
139 Views
Total value of a cryptocurrencies circulating supply...
Market Metrics
138 Views
Pool of unconfirmed transactions waiting to be processed...
Network Terms
195 Views
A data structure used to efficiently verify transaction integrity in a block...
Core Blockchain Concepts
165 Views
Virtual worlds where blockchain enables true digital ownership...
History & Culture
176 Views
Maximal Extractable Value from transaction ordering...
Advanced Concepts
148 Views
The process of validating transactions and creating new blocks through computational work...
Mining & Validation
197 Views
The measure of how hard it is to mine a new block on a blockchain...
Mining & Validation
273 Views
Groups of miners combining computational resources to share rewards...
Mining & Validation
161 Views
Specialized computer hardware designed for cryptocurrency mining...
Mining & Validation
200 Views
Average price over a specific time period to identify trends...
Technical Analysis
200 Views
Wallet requiring multiple signatures to authorize a transaction...
Wallets & Storage
152 Views
N

N

5 Terms
Non-Fungible Token, unique digital asset on blockchain...
Tokens & Standards
157 Views
The acronym NGMI (Not Gonna Make It) is a sarcastic or pessimistic term used to describe an investor or project that is expected to fail....
Trading Terms
151 Views
A computer that maintains a copy of the blockchain and validates transactions...
Core Blockchain Concepts
147 Views
Wallet where only the user controls the private keys...
Wallets & Storage
181 Views
In Proof of Work mining, the Nonce is a random number that miners change over and over again to try and create the correct hash for a new block....
Mining & Validation
146 Views
O

O

1 Terms
Service providing external data to smart contracts...
Advanced Concepts
163 Views
P

P

7 Terms
A Paper Hand is a nickname for an investor who panics and sells their cryptocurrency at the first sign of a price drop, resulting in a loss or minimal profit....
Trading Terms
176 Views
Gaming model where players earn cryptocurrency rewards...
History & Culture
190 Views
Secret alphanumeric code that proves ownership of cryptocurrency...
Wallets & Storage
138 Views
Consensus mechanism where validators are chosen based on their stake...
Mining & Validation
163 Views
Consensus mechanism requiring miners to solve complex mathematical puzzles...
Mining & Validation
162 Views
The shareable string where others can send you cryptocurrency...
Wallets & Storage
160 Views
Manipulative scheme to inflate price then sell...
Trading Terms
143 Views
R

R

7 Terms
The slang term REKT means an investor has lost a huge amount of money due to a bad trade, a bad investment, or a security hack....
Trading Terms
181 Views
Price point where selling pressure typically prevents further rise...
Technical Analysis
130 Views
Timeline of planned developments for a crypto project...
Market Metrics
157 Views
Layer 2 scaling solution bundling transactions...
Advanced Concepts
135 Views
Relative Strength Index, momentum indicator measuring overbought/oversold conditions...
Technical Analysis
130 Views
Scam where developers abandon project with investor funds...
Advanced Concepts
171 Views
A Real-World Asset is a physical or traditional financial item, like property or stocks, that is put onto a blockchain as a digital token....
Advanced Concepts
165 Views
S

S

13 Terms
Anonymous creator of Bitcoin and blockchain technology...
History & Culture
244 Views
Satoshis, smallest unit of Bitcoin (0.00000001 BTC)...
Market Metrics
151 Views
A Security Token is a digital asset that represents ownership in a real-world asset, like a share in a company or a piece of real estate....
Tokens & Standards
127 Views
A sequence of 12-24 words used to recover a cryptocurrency wallet...
Wallets & Storage
137 Views
Splitting blockchain into smaller pieces for scalability...
Advanced Concepts
184 Views
To Shill a coin means to aggressively promote a cryptocurrency or NFT to others, usually because the promoter wants the price to rise for their own benefit....
Trading Terms
122 Views
Separate blockchain connected to main chain...
Network Terms
139 Views
Difference between expected and actual transaction price...
DeFi Terms
167 Views
Self-executing code on a blockchain that automatically enforces agreement terms...
Core Blockchain Concepts
186 Views
A backward-compatible upgrade that doesnt require all nodes to update...
Core Blockchain Concepts
135 Views
Cryptocurrency pegged to a stable asset like USD...
Tokens & Standards
136 Views
Locking up cryptocurrency to support network operations and earn rewards in PoS systems...
Mining & Validation
152 Views
Price point where buying pressure typically prevents further decline...
Technical Analysis
187 Views
T

T

7 Terms
Testing environment for blockchain development...
Network Terms
182 Views
Permanent removal of tokens from circulation...
Tokens & Standards
178 Views
A Token Gate is a way for a website or service to restrict access to only people who hold a specific cryptocurrency or NFT in their wallet....
Tokens & Standards
183 Views
Economic model and distribution of a cryptocurrency...
Tokens & Standards
150 Views
Maximum amount of cryptocurrency that will exist...
Market Metrics
157 Views
Amount of cryptocurrency traded in a period...
Market Metrics
164 Views
Total Value Locked, amount of assets staked in a DeFi protocol...
DeFi Terms
156 Views
U

U

1 Terms
A Utility Token is a cryptocurrency that gives the holder access to a product or service within a specific decentralized network....
Tokens & Standards
142 Views
V

V

3 Terms
A node that verifies and approves transactions in Proof of Stake networks...
Mining & Validation
164 Views
The Validator Set is the group of people or entities chosen to verify new transactions and create blocks in a Proof of Stake (PoS) system....
Mining & Validation
179 Views
Measure of how much cryptocurrency is being traded...
Technical Analysis
152 Views
W

W

6 Terms
Vision of decentralized internet built on blockchain technology...
History & Culture
128 Views
Browser extension or app that interacts with decentralized applications...
Wallets & Storage
170 Views
Smallest denomination of Ether...
Network Terms
129 Views
Individual or entity holding large amounts of cryptocurrency...
Trading Terms
142 Views
Technical document describing a crypto project...
Market Metrics
145 Views
Trading methodology analyzing supply and demand...
Technical Analysis
145 Views
Y

Y

1 Terms
Earning rewards by providing liquidity to DeFi protocols...
DeFi Terms
146 Views
Z

Z

2 Terms
Cryptographic method to prove information without revealing it...
Advanced Concepts
170 Views
A Zero-Knowledge Rollup is a high-speed scaling solution that processes thousands of transactions off the main blockchain....
Advanced Concepts
203 Views

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Crypto Terms FAQs

What are the most important crypto terms to know?
The most important crypto terms for beginners include: Blockchain (the underlying technology), Bitcoin (first cryptocurrency), Wallet (stores your crypto), Private Key (your secret access code), HODL (holding long-term), DeFi (decentralized finance), NFT (digital collectibles), Staking (earning rewards), Gas Fee (transaction cost), and Altcoin (any crypto besides Bitcoin). Understanding these foundational crypto terms is essential for navigating the cryptocurrency space.
What does HODL mean and other crypto slang terms?
HODL means "Hold On for Dear Life" - a popular crypto term for holding assets long-term despite price drops. Other essential crypto slang terms include: WAGMI (We Are Gonna Make It), NGMI (Not Gonna Make It), Diamond Hands (holding through volatility), Paper Hands (selling during dips), Degen (high-risk trader), Ape (buying without research), Rekt (suffering heavy losses), and When Lambo (asking when profits will come).
What are basic cryptocurrency terms for beginners?
Basic crypto terms every beginner should learn: Cryptocurrency (digital money), Blockchain (distributed ledger), Bitcoin (first crypto), Ethereum (programmable blockchain), Wallet (crypto storage), Exchange (trading platform), Market Cap (total value), Bull/Bear Market (rising/falling prices), FOMO (fear of missing out), and FUD (fear, uncertainty, doubt). Our glossary explains all these crypto terms in simple language.
How do I learn crypto trading terms?
Start with essential crypto trading terms: Long (betting price goes up), Short (betting price goes down), Leverage (borrowed funds for trading), Liquidation (forced position close), Stop-Loss (automatic sell order), Take-Profit (automatic profit order), ATH (all-time high), ATL (all-time low), Volume (trading activity), and Whale (large holder). Our crypto terms glossary covers all trading vocabulary with clear definitions.
What crypto terms are used in DeFi?
Key DeFi crypto terms include: DEX (decentralized exchange), AMM (automated market maker), Liquidity Pool (trading reserves), Yield Farming (earning rewards), APY/APR (annual returns), TVL (total value locked), Impermanent Loss (liquidity provider risk), Flash Loan (instant uncollateralized loan), DAO (decentralized organization), and Smart Contract (self-executing code). Understanding these crypto terms is crucial for DeFi participation.
Are these crypto terms definitions up to date?
Yes! Our crypto terms glossary is updated December 2025 with the latest cryptocurrency terminology including Web3 terms, memecoin vocabulary, restaking concepts, liquid staking, RWA (Real World Assets), L2 scaling solutions, and emerging crypto slang. We continuously add new crypto terms to keep this glossary current and comprehensive.