• Altcoin, the abbreviation for alternative coin, or alternate coin, or all blockchain projects and related currency that exist in addition to Bitcoin.
  • Bearish, a downward trend.
  • Block is a part of the Blockchain and is usually associated with an encrypted hash with the previous block in the block.
  • Blockchain, very neatly explained by Nieuwsuur, but in text: a decentralized database that maintains a data list that can not be manipulated.
  • BTC (฿). I do not intend to spell out all currencies, but Bitcoin is an exception.
  • Bullish, an upward trend.
  • Core wallet, a wallet that contains the whole blockchain and most of the time delivers tools to give developers the ability to program in or on the blockchain.
  • Dapps aka applications written in the blockchain, which means it’s a decentralized applications = Dapp.
  • Circulation supply, number of coins that are actually circulating.
  • Dapps aka applications written in the blockchain, which means it’s a decentralized application aka Dapp.
  • Electrum wallet, a light weight wallet to store coins. Doesn’t download the blockchain, but gets the information from a thirth party.
  • Encryption, data lock that can only be unlocked with a private key.
  • Exchange, sometimes called coinexchange, is the exchange office where buyers and sellers can trade in Bit and Altcoins. Examples are Litebit, BTCdirect, Kraken and Bittrex.
  • FOMO means Fear Of Missing Out. As the term suggests, the Bitcoin or an altcoin rises sharply in value and investors take steps without rationale – so emotion – because they are afraid to miss the boat.
  • FUD stands for Fear, Uncertainty & Doubt. In the world of crypto FUD means spreading fear, uncertainty or doubt about a certain blockchain project.
  • Hash, an encryption that can no longer be undone.
  • HODL, either hold, but then written wrong. Reportedly a Bitcointalk user wearing a drunk mood over his keyboard. HODL is currently jargon for long-term investor cryptocurrency trader.Nice read: How do you stay informed about the latest news about altcoins?
  • ICO, Initial Coin Offering. A crowd sale that offers the opportunity to purchase digital coins from a new blockchain project.
  • Market cap: price per coin x circulating supply.
  • Max Supply, maximum amount of coins that will ever exist in currency lifetime.
  • Miner, device validating the blockchain (transactions).
  • Mining reward, the reward that a miner receives for the computing power he delivers to check the nodes in the blockchain.
  • Public key, publicly accessible “key”, in cryptocurrency your wallet.
  • Private key, the key to open your wallet.
  • Proof of Stake, verification of the blockchain is done by (wallet) adresses with a certain amount of coins. The more coins means the more authority and computing power for verifying the blockchain.
  • Proof of Work is roughly a method where blockchain(transactions) are verified with computing power.
  • Satoshi is the smallest part of a bitcoin. 1 Satoshi = 0.00000001 ฿.
  • Smart contract, a set of rules that can no longer be modified because it is stored in the blockchain. A smart contract will be executed if the circumstances comply to the set of rules.
  • Wallet, a digital wallet on cryptocurrency. Examples are Jaxx, Exodus and the Gulden Wallet.