The adjective anachronistic means something that exists out of its time in history.
Synonyms are antiquated, archaic, out-of-date, or outmoded.
The word origins in 1775. It comes from noun anachronism meaning “old-fashioned” plus -istic.
He described the law as anachronistic and ridiculous.
The rant was about how anachronistic the medium seems in the modern age.
Anachronistic machines are replaced with computerized scanners.