altitudinal hemianopsia al·ti·tu·di·nal hemianopsia (āl’tĭ-tōōd’n-əl, -tyōōd’-)
Hemianopsia affecting the upper or lower half of the visual field.
the height of anything above a given planetary reference plane, especially above sea level on earth. extent or distance upward; height. Astronomy. the angular distance of a heavenly body above the horizon. Geometry. the perpendicular distance from the vertex of a figure to the side opposite the vertex. the line through the vertex of a […]
the lowest female voice; contralto. the highest male voice; countertenor. a singer with such a voice. a musical part for such a voice. the second highest of the four parts of a mixed vocal chorus, or the voices or persons singing this part. the second highest instrument in a family of musical instruments, as the […]