a.

1. 爱说话的；畅谈的
   He's in a bad mood and not very communicative.

   他心情不好，不太乐意讲话。

2. 爱社交的；爱交际的
   Jane is a communicative person and likes to spend time with a group of friends.

   简是个爱交际的人，喜欢跟一群朋友消磨时间。

3. 与沟通有关的
   The communicative approach emphasizes interaction as both the means and the goal of learning a language.

   沟通式教学着重以互动交流作为学习语言的方法和目标。

adj.

1. willing, eager, or able to talk or impart information.
2. relating to the conveyance or exchange of information.