What does 扩大 (kuòdà) mean in English?

Card 910HSK Level 2910/2021
CARD910
PROGRESS45%
扩大
擴大
kuòdà
enlarge; expand; extend(Verb)

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d