1. The blood group whose red cells lack the Rh factor (Rh antigen)
   - Rh-negative blood type, Rh negative

Type of: blood group, blood type

• political program
• political relation
• political science
• political scientist
• political sphere
• political sympathies
• political system
• political theory
• political unit
• politically
• politically correct
• politically incorrect
• politician
• politicise
• politicize
• politick
• politico
• politics
• polity
• Polk
• polka
• polka dot
• poll
• poll parrot
• poll taker