【来源及含义】Greek: fern [from pter[on], "feather, wing"]
【相关词根词缀】;Related "feather, feather-like; soft down, plumage" word units:;penna-,pinni-, pin-,plum-, -plume,ptero-,ptilo-.
【同源单词】eurypterid, pteridography, pteridoid, pteridological, pteridology, pteridomania