Look up expansion in Wiktionary, the free dictionary.

Expansion may refer to:

• In physics:
  • Metric expansion of space
  • thermal expansion
  • Prandtl–Meyer expansion fan
• In computer hardware, an expansion card
• In computer programming:
  • Expand 2.0, a JEE5 developing tool
  • inline expansion
• In computer gaming or collectable card games, an expansion pack
• In mathematics:
  • polynomial expansion
  • Taylor expansion
  • expansion of a graph
  • the converse of a reduct, in model theory or universal algebra
• In sports, an expansion team
• In medicine, a trinucleotide repeat expansion disorder is the result of expansion during DNA translation.
• Expansion (album), an album by Dave Burrell
• In economics:
  • economic expansion
  • expansionary policies
• In engineering, an expansion joint
• In audio engineering, audio level expansion

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