Summit

point on a surface that is higher in elevation than all points immediately adjacent to it, in topography

The summit is the top of a mountain or hill. In geography, the elevation of mountains is measured. The elevation is the difference in height between sea level and the top of a mountain or hill. A peak is a pointed mountain, though not always.

The summit of Mount Everest. The summit is 8,800 metres high (29,000 ft).