1. past tense and past participle of broaden; made or became wider or more extensive

Examples

• The road broadened as we approached the city.
• Her smile broadened when she saw the surprise.
• The river broadened into a wide delta.
• Travel has broadened his perspective on life.
• The investigation broadened to include more suspects.
• The gap between rich and poor has broadened over time.
• Education broadened her understanding of different cultures.