showing that you feel sorry about having caused someone problems or unhappiness

She was so apologetic about forgetting my birthday it was almost embarrassing. 她因忘记我的生日而深感歉疚，这倒让我有些不好意思了。

I hope he was suitably apologetic for breaking your glasses. 他打碎了你的眼镜，我希望他适当地道过歉了。

Compare: sorry adjective (SAD)