The most comprehensive crypto glossary for Beginner level
The most comprehensive crypto glossary out there.

Taker
A trader who buys or sells the asset immediately at the current market price. They execute the available order in the order book instead of adding a new one, that’s why they are called takers.
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Level: Beginner
Taint
The percentage of cryptocurrency in the account that can be tracked. The concept of taint suggests that some bitcoins are riskier or less acceptable due to their previous owners or possible links to criminal activity.
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Level: Beginner
TINA
TINA is short for "there is no alternative". The TINA effect can be seen in markets experiencing asset price bubbles. In this situation, the markets continue to rise, despite the fundamental factors, only because there is no alternative to investing dollars somewhere else.
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Level: Beginner
Unconfirmed
A transaction that failed to receive a confirmation on the blockchain within 24 hours.
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Level: Beginner
User interface (UI)
User interface (UI) is the point at which human users interact with a computer, website, or application. The goal of an effective user interface is to make the user experience simple and intuitive, requiring minimal effort on the part of the user to get the maximum desired result.
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Level: Beginner
Utility token
A cryptocurrency that is issued in order to fund the development of the project behind it and that can be later used to purchase a good or service offered by the issuer.
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Level: Beginner
Fungibility
Fungible assets are interchangeable, which means they are indistinguishable from one another. If each unit of the asset class has the same validity and market value, then the asset class is fungible. In other words, a pound of pure gold is just as valuable as any other pound of pure gold, regardless of its shape.
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Level: Beginner
FUDster
A person who spreads false information motivated by fear, uncertainty, and doubt.
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Level: Beginner
Fork (software)
Source code of an open source program is used to create an entirely new program. The fork creates a new path for the software, splitting it into different versions.
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Level: Beginner
Forex
Refers to the global market where currencies can be bought and sold. In terms of trading volume, the Forex market is undoubtedly the most liquid and largest financial market in the world.
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Level: Beginner
FMA (first-mover advantage)
This refers to the advantage of being the first to enter an unexplored market or industry with a service or product. When you are the first to launch, you have the advantage of building brand recognition, market share, and consumer loyalty before other entities enter the space as competitors.
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Level: Beginner
Flippening
This may happen in the future when Ethereum's market capitalization surpasses Bitcoin's. However, this has never happened before.
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Level: Beginner
Flash Crash
This is a market condition where the price of an asset drops extremely quickly within a very brief period and then returns to previous levels within an equally short period.
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Level: Beginner
Flappening
Charlie Lee coined the term in early 2018 to describe when Litecoin (LTC) became the second most valuable cryptocurrency behind Bitcoin Cash (BCH).
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Level: Beginner
Fish
Usually at the mercy of whales who move the market up and down, someone who holds insignificant amounts of cryptocurrency.
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Level: Beginner