anachronism
🇺🇸
/əˈnækrənɪzəm/
🇬🇧
/əˈnækrənɪzəm/
something or someone that seems out of place because it belongs to an earlier time
Using a typewriter today is an anachronism.
a mistake in placing something in a time period that is not correct
The movie had several anachronisms, like showing a smartphone in the 18th century.