Disprove (verb)

1. To show that something is not true or valid.
2. To refute or contradict evidence or an argument.

Origin:

From the latin word "disprobare" which means "to disapprove" or "to reject".

Examples:

1. The scientist disproved the theory with new evidence.
2. The lawyer disproved the witness's testimony.
3. The detective disproved the suspect's alibi.
4. The teacher disproved the student's answer.
5. The engineer disproved the design's weakness.