Definition

1. Verb (transitive):
   • To make obsolete or out of fashion: "outdate" means to cause something to become no longer current, useful, or popular by surpassing it with newer developments or innovations.

Usage Examples

• Verb:
  • New technology can quickly outdate older models of smartphones. (Newer inventions make older versions obsolete.)
  • The rapid advancement in medicine has outdated many traditional treatments. (New medical discoveries have rendered old methods no longer effective.)

Advanced Usage

• "to outdate itself": to become obsolete naturally over time.
  • The theory outdated itself as more evidence came to light. (The theory became outdated on its own as new information appeared.)

Variants and Related Words

• Outdated (adj): no longer current or in use; old-fashioned.

  • Her wardrobe is full of outdated clothes from the 1990s. (Her clothes are no longer fashionable.)

• Outdating (present participle): the process of becoming obsolete.

  • The outdating of this software is inevitable. (The software is becoming outdated inevitably.)

Synonyms

• Obsolesce: to become obsolete or out of use.
• Antiquate: to make old or obsolete.
• Supersede: to take the place of something newer or better.

Related Idioms

• "Outdate one's welcome": to stay beyond the point of being welcome (rare usage).
  • He outdated his welcome at the party by staying until dawn. (He stayed too long and became unwelcome.)