blood_group
1. [ noun ] (immunology) people whose blood (usually just the red blood cells) has the same antigens
Synonyms: blood_type
Related terms: people B A O AB rh-negative_blood_type rh-positive_blood_type
Similar spelling:   blood_cup
  blood_agar
  blood_sugar
  blood_sport
  blood_serum
  blood_count
  blood_spavin
  bloodshed
  blood_sausage
  blood_glucose