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Coined by Russian-Canadian programmer Vitalik Buterin after browsing a list of fictional elements on Wikipedia; based on ether.


Ethereum (uncountable)

  1. An open source, blockchain-based cryptocurrency network, that features smart contracts.
    • 2019, Xun (Brian) Wu, Zhihong Zou, Dongying Song, “Ethereum Architecture and Ecosystem”, in Learn Ethereum [] , Packt Publishing Ltd, →ISBN, page 74:
      All Ethereum clients provide a set of JSON-RPC methods for external DApps to interact with the Ethereum blockchain network.
  2. (proscribed) Ether, the cryptocurrency used in that network.
    Synonym: ETH
    • 2021 March 11, Scott Reyburn, “JPG File Sells for $69 Million, as ‘NFT Mania’ Gathers Pace”, in The New York Times[1], →ISSN:
      “Everydays” was the first purely digital NFT sold by Christie’s, and it offered to accept payment in Ethereum, another first for the 255-year-old auction house.


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