The proportion or number of the immature or mature form of a granular leukocyte with a nucleus that usually has two lobes connected by one or more slender threads of chromatin, and cytoplasm containing coarse, round granules that are uniform in size and which can be stained by the dye eosin.
Synonyms:
exact_synonym:
eosinophil cell number; eosinophil count; eosinophil number