craniosynostosisWiktionary 原文英美构词拆解craniocranio-前缀synostosissynostosis词干cranio-Forms terms relating to the cranium (skull).词源说明From cranio- + synostosis.释义名词noun1(pathology) A medical condition in which some or all of the sutures in the skull of an infant close too early, causing problems with normal brain and skull growth.