1. the process of making or becoming obsolete or outdated
Usage: formal
2. the state of being ancient or very old
Usage: formal; rare

Examples

• The rapid antiquation of technology means smartphones become outdated within years.
• Digital cameras led to the antiquation of film photography.
• The antiquation of traditional manufacturing methods forced the company to modernize.
• Many feared the antiquation of handwritten letters in the digital age.
• The antiquation of the old building’s heating system required a complete overhaul.
• Educational institutions must adapt to prevent the antiquation of their curricula.