
1) Christian apocalyptic writing
Found on
https://www.crosswordclues.com/clue/elucidarium

Elucidarium (or Elucidarius, so called because it `elucidates the obscurity of various things`) is an encyclopedic work or summa about medieval Christian theology and folk belief, originally written in the late 11th century by Honorius Augustodunensis, influenced by Anselm of Canterbury and John Scotus. It was probably complete by 1098, as the l.....
Found on
http://en.wikipedia.org/wiki/Elucidarium
No exact match found.