mem ‧ o ‧ ran ‧ dum /ˌmeməˈrændəm/ BrE AmE noun ( plural memoranda /-də/ or memorandums ) [countable]
[ Word Family: noun : ↑ memorial , ↑ memory , ↑ memo , ↑ memoir , ↑ memorabilia , ↑ memorandum ; adjective : ↑ memorable , ↑ memorial , ↑ immemorial ; verb : ↑ memorize , ↑ memorialize ; adverb : ↑ memorably ]
[ Date: 1400-1500 ; Language: Latin ; Origin: 'thing to be remembered' , from memorare ; ⇨ ↑ memorable ]
1 . formal a ↑ memo
2 . law a short legal document that contains the important details of an agreement