- a medical test to determine the number of red blood cells, white blood cells, or platelets in a given volume of blood
- the number of blood cells or platelets so determined
blood countblood count
- The number of red blood cells, white blood cells, and platelets in a definite volume of blood.
- The determination of such a count.
- Complete blood count.
(plural blood counts)
- (medicine) A test that gives information about the cells in a patient's blood.