始新世 shǐxīnshì Eocene Definitions Defs Origin Strokes Stroke Words Sentences Sents 始 shǐ adjective initial (bound form) earliest; first; initial新 xīn adjective new new; fresh; up-to-date; newly appearing or just discovered世 shì noun era (bound form) an era; an age; a dynasty; (geology) an epoch
