Reference
Glossary
Every term you will meet on this site and most you will meet elsewhere, defined in one sentence a beginner can read and then explained properly. Where a term is routinely misunderstood, the entry says how.
Consensus & Security22Cryptography8Custody & Access15Data & Measurement27DeFi17Foundations20Institutional Access13Market Structure28Regulation & Policy19Risk & Failure Modes23Scaling & Infrastructure18Stablecoins13Tokens & Supply37
8 terms shown
| Term | Category | In one sentence |
|---|---|---|
| Halving | Consensus & Security | A scheduled event in some proof-of-work networks where the new coins paid to miners for each block are cut in half. |
| Hard Fork | Consensus & Security | A rule change that makes previously invalid blocks valid, so every participant must upgrade or end up on a different chain. |
| Hash Function | Cryptography | A one-way function that turns any data into a fixed-length fingerprint, where the same input always produces the same result. |
| Hash Rate | Consensus & Security | How many guesses per second the machines securing a proof-of-work network are making, measured in hashes per second. |
| Health Factor | DeFi | A single number showing how close a borrowing position is to liquidation, where falling to one means it can be liquidated. |
| Holder Revenue | Data & Measurement | The portion of a protocol's income that actually reaches token holders, through direct payments, buybacks, or burns. |
| Hot Wallet | Custody & Access | A wallet whose private keys sit on a device connected to the internet, so transactions can be signed quickly. |
| Howey Test | Regulation & Policy | A four-part legal test asking whether people put in money, into a common enterprise, expecting profits produced by the efforts of others. |