WordWeb Online

1. Greatly increased as by multiplication

1. (arithmetic) combine by multiplication
   "multiply 10 by 15"
    
2. Combine or increase several or many times
   "He managed to multiply his profits";
   - manifold
    
3. Make multiple copies of
   "multiply a letter";
   - manifold
    
4. Have young (animals) or reproduce (organisms)
   "pandas rarely multiply in captivity";
   - breed
    
5. (biology) have offspring or produce more individuals of a given animal or plant
   - reproduce, procreate

See also: increased

Type of: calculate, cipher, compute, copy, create, cypher, figure [N. Amer], increase, make, reckon, recreate, re-create, work out

Antonym: divide

Encyclopedia: Multiplied