📖 Crypto glossary — essential terms
The most important words to understand tokens, DEXs and launches.
Blockchain
Public ledger of transactions. On Solana, transactions are recorded on-chain and can be consulted through tools like Solscan.
SOL
The native currency of Solana. Used to pay network fees, swap, create pools and interact with dApps.
SPL Token
Token standard on Solana. The format used by wallets, DEXs and applications to recognize and manage tokens.
Wallet
Application that manages keys, assets and transactions. Phantom and Solflare are two popular examples on Solana.
Seed phrase
Secret phrase that controls the wallet. Never share it.
Mint address
Unique address of the token. It is the real on-chain identity of the token.
Supply
Total quantity of tokens created. Does not indicate the value of the project on its own.
Decimals
Indicate how many parts a token can be divided into. On Solana 9 decimals is standard.
Metadata
Visible token information: name, symbol, logo, description, links.
DEX
Decentralized exchange. Allows swapping tokens without a centralized exchange.
Liquidity pool
Reserve of two assets used to enable swaps. Example: TOKEN/SOL.
LP token
Token representing your share in a liquidity pool.
Slippage
Difference between expected price and final swap price. Increases when liquidity is low or the order is large.
Market cap
Token price multiplied by the considered supply. A useful metric, but must be read together with liquidity and volume.
Volume
Value traded in a certain period. Real volume indicates market activity.
Mint Authority
Permission to create new tokens. If active, supply can be increased.
Freeze Authority
Permission to freeze tokens in specific wallets. For memecoins often a sensitive signal.
Update Authority
Permission to modify metadata. Can be useful, but after launch can create doubts.
Rug pull
When those controlling the project remove liquidity or sell in a destructive way.
Non-custodial
Service that does not control user funds. The user signs transactions from their own wallet.
FOMO
Fear Of Missing Out. Often leads to buying without analysis.
FUD
Fear, Uncertainty and Doubt. Can arise from real problems or community panic.
DYOR
Do Your Own Research. Means doing your own checks before buying or launching.