1. (noun) malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer

• cancer of the blood
• leucaemia
• leukemia

1. (noun) malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer

• acute leukemia
• chronic leukemia
• granulocytic leukemia
• myelocytic leukemia
• histiocytic leukaemia
• histiocytic leukemia
• monoblastic leukaemia
• monoblastic leukemia
• monocytic leukaemia
• monocytic leukemia
• lymphocytic leukemia
• myeloblastic leukemia

1. (noun) malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer

• cancer
• malignant neoplastic disease