词根词缀：grapho-, graph-, -graph, -graphy, -grapher, -graphia

【来源及含义】Greek: to scratch; to write, to record, to draw, to describe; that which is written or described

【相关描述】As indicated at the bottom of this page, there are a significantly large number of graphic word-entry groups in this unit. Such an extensive listing is provided to show how important the grapho- element is to the English language.

【相关词根词缀】Related "writing" word units: glypto-; gram-; scrib-, script-.

【同源单词】abdominal aortography, accelerograph, acoustic agraphia, acrography, actinograph, actinography

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