bibliothecarian means of or relating to libraries. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
bibliothecarian is pronounced /ˌbɪb.li.ə(ʊ).θəˈkɛəɹi.ən/.
adj
- Of or relating to libraries.“But to return to my dear Friend’s Miſtreſs, the Library of the Church of Worceſter. A little before I left the place, we had procured a fine Collection of the Bibliothecarian Writers of ſeveral Countries, with which he was much pleaſed, and I ſuppoſe never left off till he compleated them; […]”