Polygon PoS Chain
Polygon’s proof-of-stake sidechain that parallels Ethereum, offering high-throughput transactions secured by its own validators.
What is Polygon PoS Chain?
Polygon PoS Chain, launched in 2020, is an EVM-compatible sidechain using proof-of-stake consensus with 100 validators staking over 1.9 million POL(formerly MATIC) tokens as of 2025. Unlike true Layer 2 rollups, Polygon PoS operates independently.
Related Terms
Retail Payment System
Infrastructure for consumer-to-business transactions, handling everyday payments.
Gas Limit of a Transaction
The maximum amount of gas a user is willing to spend on an Ethereum transaction.
Impermanent Loss Amplification
The heightened risk of value loss for liquidity providers when using concentrated positions, exacerbated by price movements outside specified ranges.
Lending Pool
A smart contract aggregating digital assets from suppliers for lending and borrowing.
Limit Orders
Orders to buy or sell a digital asset at a specified price or better, only executing if the market reaches that price.
Ethereum Foundation
A non-profit organization dedicated to supporting the development and ecosystem of the Ethereum blockchain without controlling it.