obsolete (adj.)

no longer used

Examples

• Floppy disks are obsolete.

Key rules

• Obsolete means no longer used because something newer exists
• Use become obsolete, or be obsolete
• It is stronger than old

Common mistakes

• Floppy disks are old → Floppy disks are obsolete
• The machine is obsolete to use → The machine is obsolete

Use cases

• Describing technology
• Discussing old products
• Talking about replaced systems