WordWeb Online

1. Become broader or wider or more extensive
   "The road widened"
    
2. Make (clothes) larger
   "widen that dress--I gained a lot of weight"
   - let out
    
3. Make wider
   "widen the road"
    
4. Increase in scope, range or area
   "widen the range of applications"
   - broaden, extend

Derived forms: widening, widened, widens

See also: widening

Type of: alter, change, increase, modify, vary

Antonym: narrow

Encyclopedia: Widen Widen, Switzerland Widen, West Virginia