broaden
verbUK /ˈbrɔː.dən/
US /ˈbrɑː.dən/
To make something wider or bigger.
The city plans to broaden the road so more cars can fit.
RELATED WORDS
OTHER MEANINGS
2. To increase your knowledge or experience by learning new things.
Traveling abroad broadened her understanding of other cultures.
3. To make something include more people or things.
The school broadened its admission policy to welcome more students.
4. To make a smile or expression wider.
His face broadened into a big grin when he saw the cake.