What does 对话 (duì huà) mean in English?

Card 92HSK 2010 Level 492/586
CARD92
PROGRESS16%
对话
对對
duì huà
dialog; CL:個|个[ge4]
Click to reveal
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Reveal: Click/Space/Enter/↑↓/w/s/j/k•Navigate: ←→/h/l/a/d