WordWeb Online

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

1. In several ways; in a multiple manner
   "they were multiply checked for errors"

Derived forms: multiplying, multiplies, multiplied

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

Antonym: divide, singly

Encyclopedia: Multiply