Definitions of widen:
- verb: become broader or wider or more extensive
Example: "The road widened"
- verb: make wider
Example: "Widen the road"
- verb: extend in scope or range or area
Example: "Widen the range of applications"
- verb: make (clothes) larger
- name: A surname (very rare: popularity rank in the U.S.: #53403)
Search for widen at other dictionaries: OneLook, Oxford, American Heritage, Merriam-Webster, Wikipedia