adjective / verb
obsolete
ahb-suh-LEET/ˌɑːbsəˈliːt/
No longer used or useful, or made so.
The rotary phone sits obsolete beside a smartphone.

Etymology
The Latin verb means “to fall into disuse,” and its past participle described something grown old or worn out. English applies that resulting state to things discarded or superseded.
In context
the kinds of design tools that I know about out and I've used are rapidly becoming obsolete I believe that today if I want to be really effective I have to learn JavaScript
More examples
- New software obsoleted the old system.
- They are obsoleting the earlier design.
- The equipment became obsolete.
Forms
obsolete · obsoletes · obsoleted · obsoleting
obsolescence noun — the process of becoming outdated
Similar words
- outdated
- No longer current but may still be used.
- superseded
- Replaced by something newer.