Describes a person, attitude, or behavior that is reactive rather than proactive; often contrasted with 能動的 (active).
Antonyms: 能動的
He is always passive and never takes action on his own.
受動的な学習ではなく、能動的な学習が大切だ。
Active learning is important, not passive learning.
He always takes a passive attitude in meetings.
You can't grow just by passively receiving information.
自発的 describes a proactive, self-initiated attitude, while 受動的 describes a passive attitude of simply reacting to others.