prove

verb

1. 1

   establish the validity of something, as by an example, explanation or experiment

   The experiment demonstrated the instability of the compound

   The mathematician showed the validity of the conjecture

2. 2

   prove formally; demonstrate by a mathematical, formal proof

3. 3

   obtain probate of

   prove a will

4. 4

   provide evidence for

   The blood test showed that he was the father

   Her behavior testified to her incompetence

5. 5

   take a trial impression of

6. 6

   cause to puff up with a leaven

   unleavened bread

7. 7

   increase in volume

   the dough rose slowly in the warm room

8. 8

   put to the test, as for its quality, or give experimental use to

   This approach has been tried with good results

   Test this recipe

9. 9

   be shown or be found to be

   She proved to be right

   The medicine turned out to save her life