Artificial intelligent assistant

chartermaster

ˈchartermaster
  [f. charter n.1 2; i.e. a ‘masterman’ who works by ‘charter’ or written contract.]
  ‘In the mining districts, one who raises coal or ironstone at a contract price’ (Simmonds Dict. Trade 1858).

1881 in Raymond Mining Gloss.


Oxford English Dictionary

yu7NTAkq2jTfdvEzudIdQgChiKuccveC 444449c9dc2e307a3311e3b15137d2f1