1. Plural of haematoblast; immature blood cells or primitive cells that develop into blood cells in the bone marrow.
Usage: medical/hematology; also spelled hematoblasts in U.S. English

Examples

• The laboratory technician examined the haematoblasts under the microscope to assess bone marrow function.
• Leukemia involves the uncontrolled proliferation of haematoblasts in the bone marrow.
• Haematoblasts differentiate into various types of mature blood cells during normal hematopoiesis.
• The patient's blood test revealed an abnormal increase in haematoblasts, indicating a possible blood disorder.
• Researchers studied how haematoblasts develop into red blood cells and white blood cells.