1. The act of increasing (something) in size, volume, quantity or scope
   "The expansion of the company's operations into new markets boosted profits";
   - enlargement
    
2. Adding information or detail
   "The essay needed expansion to fully cover the topic";
   - expanding upon
    
3. A discussion that provides additional information
   "The professor's expansion on the topic helped clarify the complex concept";
   - enlargement, elaboration
    
4. (mathematics) a function expressed as a sum or product of terms
   "the expansion of (a+b)expansion2 is aexpansion2 + 2ab + bexpansion2"

Derived forms: expansions

Type of: discourse, discussion, function, increase, map, mapping, mathematical function, single-valued function, step-up, treatment

Encyclopedia: Expansion, Power, Release