1. 过时的；陈旧的；老式的；废弃的
If you describe something as outdated, you mean that you think it is old-fashioned and no longer useful or relevant to modern life.

1. old
no longer valid or fashionable

e.g. obsolete words
an obsolete locomotive
outdated equipment
superannuated laws
out-of-date ideas

Synonym: out-of-datesuperannuated