Seed Random Number Generator C A BIP39 mnemonic sentence is usually a set of words (most often 12 or 24) that we can communicate with much more successfully than other people that aren't words (bits and quantities as well as like). BIP39's goal in introducing the use of mnemonic words https://free-bookmarking.com/story18695951/bip39-mnemonic-code-converter-bip39-word-list-secrets