[tawr-i-chel-ee; It. tawr-ree-chel-lee] 
| E⋅van⋅ge⋅lis⋅ta [e-vahn-je-lee-stah] , 1608–47, Italian physicist. |
| Torricelli (tō'rə-chěl'ē) Pronunciation Key
Italian mathematician and physicist noted for discovering that the atmosphere exerts pressure. He demonstrated that this pressure affected the level of mercury in a tube, thereby inventing the mercury barometer (1643). |
ɪˈtʃɛl