Obsolete Terminology

adjective belonging to or characteristic of a past historical time, outdated or obsolete

• The company's antiquated policies hindered its ability to adapt to modern technology.
• I can't believe they still use those antiquated computers from the 90s.
• That old phone is so antiquated, you need to upgrade to a smartphone.
• His antiquated views on gender roles are no longer accepted in today's society.

adjective no longer in effect or use; not functioning or operating

• The defunct company's assets were liquidated to pay off its creditors.
• I heard that the defunct restaurant used to have the best burgers in town.
• That old car is so defunct, it barely makes it down the street.
• After the breakup, their relationship was essentially defunct.

adjective out of fashion or no longer current; outdated

• The company decided to replace their outmoded software system with a more advanced one.
• I can't believe you're still using that outmoded flip phone.
• Dude, that outfit is so outmoded, you need a style upgrade.
• His outmoded way of thinking is holding him back from progressing in his career.