Rh-null
English edit
Etymology edit
Rh (“Rhesus factor”) + null (“missing, none”)
Adjective edit
Rh-null (not comparable)
- Pertaining to the Rh-null syndrome, or blood produced by the syndrome.
Related terms edit
- Rh negative (pertaining to blood missing Rh factor D, one of 61 Rh blood factors)
- Rh positive (pertaining to blood containing Rh factor D, one of 61 Rh blood factors)
Noun edit
- Ellipsis of Rh-null blood.; a blood type, in which red blood cells are completely lacking in all antigens of the Rh-blood-typing system (Rh factors), a system of 61 antigen types.