noun
granulocyte
Medical term for a type of white blood cell containing granules in its cytoplasm.
顆粒白血球は免疫反応で重要な役割を果たす。
Granulocytes play an important role in the immune response.
Compound of 顆粒 (karyū, 'granule') and 白血球 (hakkekkyū, 'white blood cell').