broadening
1. [ noun ] the act of making something wider
Synonyms: widening
Related terms: narrowing change_of_shape widen
2. [ noun ] the action of making broader
Examples:

"the broadening of travel"

Related terms: development
3. [ noun ] an increase in width
Synonyms: widening
Related terms: narrowing increase widen
Similar spelling:   broaden
  Bradeen
  brooding
  braiding
  brood_hen
  breathing
  Breeden
  Bratten
  Braaten
  broody_hen
  breathing_in
  broodmare
  breathing_out