From Longman Dictionary of Contemporary Englishcodexco‧dex /ˈkəʊdeks $ ˈkoʊ-/ noun (plural codices /-dəsiːz/) [countable] technical TCNan ancient book written by hand a sixth-century codex
Examples from the Corpus
codex• If you are lucky you might get a codex thrown in for a good measure for telecomms application.• One thousand years ago the Mayans were cranking out codices not dissimilar to today's illustrations.• Consult the codex of our heritage a little more, d'Arquebus.• The codex secretariat has pressed governments to encourage more consumer groups to attend.Origin codex (1500-1600) Latin “main part of a tree, piece of wood for writing on, book” 