词根词缀:eury-
【来源及含义】Greek: wide, broad
【同源单词】aneurysm, aneurysmectomy, aneurysmograph, aneurysmoplasty, aneurysmotomy, eurybaric
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
词根词缀:ptero-, pter-, -ptera, -pteron, -pteryx, -ptery, -pterous
【来源及含义】Greek: feather; wing, winglike
【相关词根词缀】 Related "feather, feather-like; soft down, plumage" word units: penna-; pinni-, pin-; plum-, -plume; pterido-; ptilo-.
【同源单词】Aphaniptera, apterex, apteria, apterous, apteryx, Archaeopteryx