bitcoin

American  

[bit-koin] / ˈbɪtˌkɔɪn /

noun

1. Often Bitcoin the first widely established cryptocurrency, which uses state-of-the-art cryptography, can be issued in any fractional denomination, and has a decentralized distribution system.

   Increasing numbers of stores and online businesses accept Bitcoin.

2. a single unit of bitcoin, the first widely established cryptocurrency.

   The value of a bitcoin has sometimes surpassed the value of an ounce of gold.

---

Usage

What's the difference between bitcoin, cryptocurrency, and digital currency? See digital currency ( def. ).

Etymology

Origin of bitcoin

First recorded in 2005–10; bit ³ ( def. ) + coin

Example Sentences

The 79-year-old Franklin was among 10 or so asset managers launching the first batch of U.S.-listed bitcoin exchange-traded funds in 2024.

From The Wall Street Journal

The price of bitcoin and other tokens touched record highs this past fall, only to fall into a slump that has stretched into 2026.

From The Wall Street Journal

Bitcoin has dropped around 45% since peaking above $126,000, and the broader market for digital assets has lost roughly $2 trillion in market value.

From The Wall Street Journal

—Bitcoin market sentiment appeared cautious as seasonal tailwinds failed to materialize, BTC Markets’ Rachael Lucas said.

From The Wall Street Journal

Bitcoin traded around $68,000 Wednesday, below the $70,000-$72,000 range needed to build stronger market conviction, Lucas said.

From The Wall Street Journal