word

layer-2 scaling

LAY-er TOO SKAY-ling

ˈleɪər tuː ˈskeɪlɪŋ

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Syllable breakdown

layertwoscaling

Dictionary meaning

any blockchain scalability approach that processes transactions off the main chain (layer 1) while anchoring security to it; allows thousands of transactions per second at low cost by batching computation and posting only compact proofs or state updates to the base layer; encompasses rollups, state channels, and plasma

Examples

Layer-2 scaling reduced transaction fees on Ethereum from 20 dollars to under a cent.
Arbitrum and Optimism are the two leading layer-2 scaling networks for Ethereum.

Synonyms: L2, off-chain scaling, layer two

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