Mainnet

Margin Trading

Market Capitalisation (MCAP)

Market Order

Market Sentiment

Maximum Supply

Medium of Exchange

Mempool

Merkle Root

Merkle Tree

Metcalfe's Law

Microbitcoin (uBTC)

Microtasking

Millibitcoin (mBTC)

Mining

Mining Pool

Mining Rig

Mixer/Mixing Service

Mnemonic Phrase

Mobile Wallet

Modern Monetary Theory (MMT)

Moonshot

Moores Law

Multi Signature (Multi Sig)

Market cap