[FreakLegion]

> A blockchain, is a cryptographically signed linked list.

I've always assumed this definition by analogy with Cipher Block Chaining (https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation...), but of course where a word starts out and where it ends up can be two very different things.

[therein]

> Ehrsam, Meyer, Smith and Tuchman invented the Cipher Block Chaining (CBC) mode of operation in 1976

Seriously, even the term was coined back then and the concept is actually pretty identical if you think about it.