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Blockchain & Crypto Glossary
MetaMask is an Ethereum-focused blockchain wallet that allows users to connect to decentralized applications (dApps) without running an Ethereum full node. MetaMask is also used to integrate..
Metadata is a form of data that is made up of other data. For example, the metadata of a file might describe when the file was created and what type of file it is.
The Metachain operates like a control center for Elrond and is designed to run within its own specialized shard to allow communication with other shards and carry out cross-shard operations..
A mesh network is a network topology that makes use of a decentralized network architecture characterized by a non-hierarchical, dynamic, and direct connection to a high number of nodes..
A Merkle tree is a data structure composed of data-converting hashes that is utilized by blockchains for the secure verification of information. A Merkle tree summarizes all the transactions..
A Merkle root is found at the top of a Merkle tree and represents the transaction hashes located at the bottom of its associated Merkle tree. These transaction hashes are then repeatedly..
A mempool is where an unconfirmed transaction waits after being verified by a node and before being included in a block. The mempool makes use of the Replace by Fee (RBF) mechanism..
A memorandum of understanding (MOU) is a document that outlines an agreement reached between two or more parties. MOUs are not legally binding, but often indicate that the parties will..
A memecoin is a cryptocurrency or crypto token based on a viral joke or cultural reference. Projects built around memecoins rely heavily on social media hype to attract new users/investors..
A membership service provider (MSP) is a component within some blockchain networks that is used to manage memberships for different users, or nodes, and their digital identities..
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