Synonym: certify, check, confirm, demonstrate, document, establish, justify, show, substantiate, verify. Antonym: suppose. Similar words: approve, proverb, improved, approve of, improvement, provide, province, provoke. Meaning: [pruːv] 
v. 1. be shown or be found to be 2. establish the validity of something, as by an example, explanation or experiment 3. provide evidence for 4. prove formally; demonstrate by a mathematical, formal proof 5. put to the test, as for its quality, or give experimental use to 6. increase in volume 7. cause to puff up with a leaven 8. take a trial impression of 9. obtain probate of.
v. 1. be shown or be found to be 2. establish the validity of something, as by an example, explanation or experiment 3. provide evidence for 4. prove formally; demonstrate by a mathematical, formal proof 5. put to the test, as for its quality, or give experimental use to 6. increase in volume 7. cause to puff up with a leaven 8. take a trial impression of 9. obtain probate of. 
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151. Rawlins stresses that it is impossible to prove a causal link between the drug and the deaths.
152. When I first started this job, I felt I had to prove myself.
153. The prosecution has / have failed to prove its / their case.
154. To prove his point , he mentioned several other experiments which had produced similar results.
155. The report failed to prove a causal link between violence on screen and in real life.
156. The practice is not a very lucrative one at the moment, but if it is worked up it should prove quite profitable.
157. Hooky, naturally, has to prove his machismo by going on the scariest rides twice.
158. You will have to prove your claim to the property in a court of law.
159. With the loyalty of key military units in question, that could prove an extraordinarily difficult task.
160. The tape recordings provided prosecutors with the smoking gun they needed to prove he'd been involved in the conspiracy.
161. The research may prove useful for applications in medicine and biotechnology.
162. It is impossible to demonstrate/prove conclusively that the factory is responsible for the pollution.
163. Your daughter's attitude only goes to prove how much society has changed over the last 30 years.
164. He constantly feels he has to prove himself to others.
165. They made a 3(sentencedict.com),000 mile detour simply to prove a point.
166. They say I'm too old, but I'm going to prove them all wrong.
167. The team wanted to prove that they were top dogs in the region.
168. His lack of height can prove a handicap against tall players.
169. The results prove that regulation of the salmon farming industry is inadequate.
170. He now has the chance to prove himself in a formidably difficult role.
171. The statistics to prove or disprove his hypothesis will take years to collect.
172. The nuclear industry was required to prove that every operational and safety aspect had been fully researched.
173. It would not prove worthwhile to instigate a nuclear attack.
174. The argument had fortified her resolve to prove she was right.
175. The latest unemployment figures prove the wisdom of the government's policy.
176. We hope our explanation will prove more or less helpful.
177. She was determined to prove she was no seven-day wonder whose promise would remain unfulfilled.
178. She is looking for a chance to prove her critics wrong.
179. Without corroboration from forensic tests[sentencedict.com], it will be difficult to prove that the suspect is guilty.
180. I thought her perpetual complaints were going to prove too much for me.