(1) A compound with an affinity for basic dyes.
(2) A condition in which there is high concentration of basophils in the blood.
In hematology, basophilia is a type of leukocytosis involving the basophils. In humans, basophil count of more than 10 10 /L of blood is considered basophilia. This condition is common in myeloproliferative disorders and prominent in chronic granulocytic leukemia.
See also: lymphocytosis, monocytosis, neutrophilia, eosinophilia.