Memorabilia is defined as things kept because they have sentimental value or because they are associated with some important event or person.(noun)
Old jerseys and baseball cards of great past baseball players are an example of sports memorabilia.
See memorabilia in Webster's New World College Dictionary
plural noun sing. memorabile
Origin: L, neut. pl. of memorabilis, memorable
See memorabilia in American Heritage Dictionary 4
Origin: Latin memorābilia
Origin: , neuter pl. of memorābilis, memorable; see memorable.