词根词缀:pterido-, pterid-
【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