librarian

Meanings

1. 1
   noun

   The keeper, manager of a library.

   The amenities of the institute include a well-arranged open-access library of 18,000 volumes, and a small but valuable reference library of railway literature; the present writer is Librarian.

2. 2
   noun

   a professional person trained in library science and engaged in library services

3. 3
   noun

   One who cares for the publications, files etc. in a library, whether staff or volunteer.

4. 4
   noun

   A person who processes and organizes information.

Etymology

From library + -an. First attested around 1710.