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The flippening is a hypothetical moment when Ethereum overtakes bitcoin in market capitalization and becomes the number one cryptocurrency. The reverse scenario is jokingly called the floppening.

Fintech is an industry that brings together companies that use technology and innovation to transform financial services. It includes payment services, neobanks, and also blockchain-based solutions.

A mining rig is a computing device for mining cryptocurrency, most often built on the basis of a computer with several graphics cards. The chance of receiving a block reward depends on its power.

Simplified Payment Verification (SPV) is a method of verifying transactions on a blockchain without downloading the entire chain of blocks. Block headers are enough, which makes the technology the foundation of lightweight crypto wallets.

Bitcoin Days Destroyed is a network activity metric that takes into account not only the volume of coins moved but also the time they spent idle. It helps assess the movement of "old" coins.

"To the moon" is a slang expression of the crypto community that describes a sharp and rapid rise in a cryptocurrency's price. The image of a "flight to the Moon" reflects the expectation of a strong rise in an asset's price and the optimism of its holders.

A trader is a market participant who carries out trading operations with assets to earn income on the difference in prices. In the crypto space, traders work with coins and tokens on exchanges and other platforms.

A trade agreement is an agreement between a seller and a buyer that sets out the key terms of a deal: the subject, price, volume, and the order of payment and delivery. It defines the rights and obligations of the parties.

A token is a digital unit of account that exists in a distributed ledger on top of someone else's blockchain. Unlike a cryptocurrency, a token has no network of its own and can represent a wide variety of rights and assets.

A ticker is a short alphabetic code that uniquely denotes a cryptocurrency or trading instrument on an exchange. It replaces the full name and simplifies searching, quotes and trade execution.