Hemispherical/ˌhemɪˈsfɪrɪkl/ Definition 1 of 2Pro Tip 1/3Physical Objects Often used to describe real-world objects that are round but flat like a bowl. The hemispherical bowl was perfect for serving soup. Pro Tip 2/3Visualize Shape Imagine cutting a sphere in half to fully grasp 'hemispherical'. The lampshade had a hemispherical design, resembling a halved globe. Pro Tip 3/3Math & Geography Used in academic fields to describe precise shapes or the Earth's halves. We calculated the volume of the hemispherical tank in our math class.