hypoplasiaWiktionary 原文英美构词拆解hypohypo-前缀plasia-plasia后缀hypo-(anatomy) Below; beneath; under. · (medicine) Deficient; less than normal.-plasia(medicine) Growth or formation词源说明From hypo- + -plasia.释义名词noun1(medicine, pathology) Underdevelopment or incomplete development of a tissue or organ, especially when caused by an inadequate or below-normal number of cells.同族词派生词 3hypoplasic·cartilage-hair hypoplasia