Ethereum

//ɪˈθɪəɹiəm// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An open source, blockchain-based cryptocurrency network, that features smart contracts. uncountable

    "All Ethereum clients provide a set of JSON-RPC methods for external DApps to interact with the Ethereum blockchain network."

  2. 2
    Ether, the cryptocurrency used in that network. proscribed, uncountable

    "“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."

Synonyms

All synonyms
eth

Example

More examples

"Bitcoin and Ethereum are virtual currencies."

Etymology

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

Related phrases

open sourcesmart contract

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.