metacratonWiktionary 原文英美构词拆解metameta-前缀cratoncraton-前缀meta-(anatomy and zoology) Behind. [From 19th century] · (botany and zoology) Later or subsequent. [From 19th century]词源说明From meta- + craton.释义名词noun1(geology) A craton that has been remobilized during an orogenic event but is still recognizable dominantly through its rheological, geochronological and isotopic characteristics.同族词