noun which may take the genitive case particle 'no'
polymorphonuclear
Medical term describing a type of white blood cell with a multi-lobed nucleus, such as a neutrophil. Used attributively in phrases like 多形核白血球 (polymorphonuclear leukocyte).
多形核白血球は感染防御に重要な役割を果たす。
Polymorphonuclear leukocytes play an important role in defense against infection.
Compound of 多形 (polymorphic) and 核 (nucleus), directly calqued from English 'polymorphonuclear'.