What is the meaning of prove?

verb

• Be shown or be found to be.
  • usage: "She proved to be right"; "The medicine turned out to save her life"; "She turned up HIV positive"
  • synonyms: turn out, turn up
• Establish the validity of something, as by an example, explanation or experiment.
  • usage: "The experiment demonstrated the instability of the compound"; "The mathematician showed the validity of the conjecture"
  • synonyms: demonstrate, establish, show, shew
• Provide evidence for.
  • usage: "The blood test showed that he was the father"; "Her behavior testified to her incompetence"
  • synonyms: testify, bear witness, evidence, show
• Prove formally; demonstrate by a mathematical, formal proof.
• Put to the test, as for its quality, or give experimental use to.
  • usage: "This approach has been tried with good results"; "Test this recipe"
  • synonyms: test, try, try out, examine, essay
• Increase in volume.
  • usage: "the dough rose slowly in the warm room"
  • synonyms: rise
• Cause to puff up with a leaven.
  • usage: "unleavened bread"
  • synonyms: raise, leaven
• Take a trial impression of.
• Obtain probate of.
  • usage: "prove a will"