显生宙 xiǎnshēngzhòu Phanerozoic Origin Definitions Defs Strokes Stroke Words Sentences Sents 显 顯 xiǎn verb to appear to appear; to seem; to show or manifest; to make something visible生 shēng noun life life; lifetime; existence宙 zhòu eon (geology) the largest unit of geological time, corresponding to the chronostratigraphic unit "eonothem"