Broaden | Mean of broaden in English Dictionary

/ˈbrɑːdn̩/

• Verb
• to make (something) wider or more general
1. They need to broaden their understanding of other cultures.
2. The police have broadened the scope of the investigation.
3. Travel can help to broaden your horizons/mind. [=increase the range of your knowledge, understanding, or experience]
• to become wider or more general
1. The road broadens [=widens] near the airport.
2. Her smile broadened when I told her the good news.
3. The investigation has broadened to include the mayor's staff.
4. His interests broadened to include art and music, not just sports.