Tolerant; broad-minded and lenient toward others' faults or differences; magnanimous.
先生は生徒の小さなミスに対して寛大だった。
The teacher was lenient about the students' small mistakes.
両親は彼の過ちに寛大な処置をとった。
The parents responded generously to his mistake.
寛大な態度で話し合いを進めるほうが良い。
It's better to proceed with the discussion in a tolerant manner.