marginalia
noun /ˌmɑːdʒɪˈneɪliə/
/ˌmɑːrdʒɪˈneɪliə/
[plural]- notes written in the margins of a book, etc.Topics Literature and writingc2
- facts or details that are not very important
Word Originmid 19th cent.: from medieval Latin, neuter plural of marginalis, from margo, margin- ‘edge’.