1. The formation of blood cells in the living body (especially in the bone marrow)
   - hematopoiesis, haematopoiesis, hemopoiesis, haemopoiesis, hemogenesis, haemogenesis, haematogenesis, sanguification

Type of: biological process, organic process

• appalled
• appalling
• appallingly
• Appaloosa
• appanage
• apparatchik
• apparatus
• apparatus urogenitalis
• apparel
• apparel chain
• apparel industry
• appareled
• apparelled
• apparency
• apparent
• apparent horizon
• apparent motion
• apparent movement
• apparently
• apparentness
• apparition
• apparitional
• appeal
• appeal board
• appealable