Hematocrit is a blood test that measures the percentage of the volume of whole blood that is made up of red blood cells. This measurement depends on the number of red blood cells and the size of red blood cells.
Definition of profound for Students. 1  1 : having or showing great knowledge and understanding a profound thinker. 2  2 : very deeply felt profound sorrow.
A deep person is someone who has felt and experienced. In addition, they have abstracted those feelings and experiences, and derived personal and universal meanings. They think about things as they appear, and search for underlying interconnections and significance.