Provable (adjective)

1. Capable of being proven or demonstrated to be true or valid.
2. Able to be established or confirmed by evidence or argument.

Origin:

From the english verb "prove" meaning to demonstrate the truth or existence of something, and the suffix -able indicating capability or possibility.

Examples:

1. The hypothesis was provable by means of experiments.
2. The statement was provable with the evidence presented.
3. The claim was provable with the data that was collected.
4. The argument was provable with the logical reasoning used.
5. The truth of the statement was provable with the testimony of the witnesses.