n.

1. 回答；答覆[C][（+to）]
   He made no response to my question.

   他對我的問題不予回答。

2. 反應，響應[C][U][（+to）]
   I got five responses to my ad.

   我的廣告得到五處回音。

   She laughed in response to his jokes.

   她聽了他的笑話大笑。

3. 【宗】應答（或唱和）短詩[P]
4. 【電信】頻率響應

n.

1. an instance of responding; an answer or reaction.
2. Psychology  & Physiology  an excitation of a nerve impulse.