[ Definition ]

Rollup

The most common type of Layer 2. It rolls up many transactions into one batch and posts a compressed record to the main chain.

Go deeperRead the full explainer: What is a layer 2

Part of the Stack and Story crypto glossary: plain-English definitions of the terms that actually move markets, each with the deeper read one click away.

More in the glossary
Basis tradeBitcoin dominanceCEXCold storageDeFiDEXFunding rateGas feeHalvingLayer 1 (L1)Layer 2 (L2)LiquidityMarket capitalisationNot your keys, not your coinsOn-chainSeed phraseSelf-custodySlippageSpot ETFStablecoinTotal value locked (TVL)

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