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

• Emperor Napoleon III
• Emperor of Rome
• emperor penguin
• Empetraceae
• Empetrum
• emphasis
• emphasise
• emphasised
• emphasising
• emphasize
• emphasized
• emphasizing
• emphatic
• emphatical
• emphatically
• emphysema
• emphysematous
• emphysematous gangrene
• emphysematous phlegmon
• empire
• Empire day
• Empire State
• Empire State Building
• Empire State of the South
• empiric