1. past tense and past participle of supersede; replaced by something newer, better, or more important

Examples

• The old computer system was superseded by a more advanced one.
• Digital cameras have largely superseded film cameras.
• Her previous record was superseded by an even faster time.
• The outdated policy was superseded by new regulations.
• Steam engines were superseded by diesel and electric trains.
• The original plan was superseded by a more cost-effective approach.