untrue

1. ADJ If a statement or idea is untrue, it is false and not based on facts. 不真實的; 沒有事實根據的

The allegations were completely untrue. 這些指控完全沒有事實根據。

It was untrue to say that all political prisoners have been released. 說所有的政治犯已被釋放，這不是事實。