Dismissal or removal from a post: officially taking someone out of their position or office.
不正が発覚し、部長は解任された。
After the misconduct was revealed, the manager was dismissed.
取締役会は彼の解任を決議した。
The board of directors resolved to remove him from his position.
解任に対して抗議が起きた。
There were protests against the dismissal.