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bitcoin
[ bit-koin ]
noun
- 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: altcoin ( def ).
Increasing numbers of stores and online businesses accept Bitcoin.
- 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.
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Usage Note
What's the difference between bitcoin, cryptocurrency, and digital currency? See digital currency ( def ).
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yÐÄvlog History and Origins
Origin of bitcoin1
First recorded in 2005â10; bit 3( def ) + coin none
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Example Sentences
Examples have not been reviewed.
UnitedHealth paid a ransom of about $22 million in bitcoin.
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Another scam on the rise involves bitcoin ATMs.
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A scammer persuades a victim to deposit cash into a bitcoin ATM by using a QR code.
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The ATM then converts the cash to bitcoin that is immediately transferred to the scammerâs digital wallet.
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Seniors are particularly susceptible to bitcoin ATM scams.
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