digit
- n one of the elements that collectively form a system of numeration
0 and 1 are digits - n the length of breadth of a finger used as a linear measure
- n a finger or toe in human beings or corresponding body part in other vertebrates
differentia
- n distinguishing characteristics (especially in different species of a genus)
differential analyzer
- n an analog computer designed to solve differential equations
differential blood count
- n counting the number of specific types of white blood cells found in 1 cubic millimeter of blood; may be included as part of a complete blood count