ALTITUDE

noun see: old Date: 14th century 1. the angular elevation of a celestial object above the horizon, the vertical elevation of an object above a surface (as sea level or land) of a planet or natural satellite, c. a perpendicular line segment from a vertex of a geometric figure (as a triangle or a pyramid) to the opposite side or the opposite side extended or from a side or face to a parallel side or face or the side or face extended, the length of an ~, a high level (as of quality or feeling) , 3. vertical distance or extent, position at a height, an elevated region ; eminence , see: height altitudinal adjective altitudinous adjective