me ‧ men ‧ to /məˈmentəʊ, mɪˈmentəʊ $ -toʊ/ BrE AmE noun ( plural mementos ) [countable]
[ Date: 1700-1800 ; Language: Latin ; Origin: 'remember' ]
a small thing that you keep to remind you of someone or something
memento of
I kept the bottle as a memento of my time in Spain.