bitcoin
A decentralized digital currency that operates without a central bank, using blockchain technology to record transactions.
Example
“She bought one bitcoin in 2015 for $300 and sold it years later for significantly more.”
Memory Tip
BIT-coin — bits are the smallest unit of computer data. Bitcoin is digital money made of bits.
Why It Matters
Bitcoin matters because it represents an alternative to traditional banking and government-controlled currencies. Understanding cryptocurrency is increasingly important as more people consider it for investments, payments, or financial diversification in their personal portfolios.
Common Misconception
Many people believe that bitcoin transactions are completely anonymous and untraceable. In reality, all bitcoin transactions are recorded on a public blockchain ledger, making them traceable to wallet addresses, though the identities behind those addresses may remain hidden.
In Practice
Suppose you purchase 0.5 bitcoin at 40,000 dollars per coin, spending 20,000 dollars total. You store it in a digital wallet and later sell it when the price rises to 50,000 dollars per coin, receiving 25,000 dollars and making a 5,000 dollar profit before taxes and fees.
Etymology
Coined by Satoshi Nakamoto in 2008 — 'bit' from computer data bits and 'coin' from currency.
Common Misspellings
Buy Bitcoin & crypto with low fees
Related Terms
More in cryptocurrency
Other cryptocurrency terms you should know
See Also
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