Cryptocurrency a type of currency that’s digital and decentralized,
Bitcoin the first and most valuable cryptocurrency,
Altcoin is any coin that’s not Bitcoin,
 Coin a representative store of digital value that lives on a given blockchain or cryptocurrency network,
Token a unit of value on a blockchain that usually has some other value proposition besides just a transfer of value like a coin ,
Block groups of data within a blockchain,
Blockchain a digital form of record keeping and the underlying technology behind cryptocurrencies, Decentralization the principle of distributing power away from a central point,
Decentralized applications aplications designed by developers and deployed on a blockchain to carry out actions without intermediaries,
Decentralized finance financial activities conducted without the involvement of an intermediary like gevernment,
Exchange a cryptocurrency exchange is a digital marketplace where you can buy and sell cryptocurrency, Gas a fee that developers have to pay like Ethereum network in order to use the system,
Genesis block the first block of a cryptocurrency ever mined,
Smart Contract an algorithmic program that enacts the terms of a contract automatically based on its code, Stablecoin pegs its value to some other non-digital currency example Tether which is pegged to the US dollar, Wallet a place to store your cryptocurrency holdings, Private Key the encrypted code that allows direct access to your cryptocurrency,
Public Key your wallet’s address, which is similar to your bank account number,
Peer-to-peer two users interacting directly without a third party or intermediary,
Market Capitalization cryptocurrency market capitalization refers to the total value of all the coins that have been mined,
Non-fungible Tokens (NFTs) Non-fungible tokens are units of value used to represent the ownership of unique digital items like art or collectibles,
Initial Coin Offering (ICO) a way that funds are raised for a new cryptocurrency project..