Source : Webster's Revised Unabridged Dictionary (1913)

Memorabilia \Mem`o*ra*bil"i*a\, n. pl. [L., fr. memorabilis
   memorable. See {Memorable}.]
   Things remarkable and worthy of remembrance or record; also,
   the record of them.

Source : WordNet®

memorabilia
     n : a record of things worth remembering