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：ped-, pedi-, -pedal, -ped, -pede, -pedia

【来源及含义】Latin: foot, feet; people often see this ped element in other words. When people refer to "pedal extremities", they mean "feet". When anyone pushes the pedals of a bicycle, it is done with the feet. A pedestrian must use the feet for walking. A quadruped has four feet while a centipede has "100 feet"; or a large number of them because it may be impossible to count all of them.

【相关词根词缀】 Related "foot, feet" units: melo-; planta-; podo-; -pus.

【同源单词】aliped, anguiped, anomaliped, biped, bipedal, bipedal

词根词缀：plethor-, plethysmo-

【来源及含义】Greek: excess, superabundance, overly full, fullness; increase

【相关词根词缀】 Inter-related cross references, directly or indirectly, involving word units meaning "more, plentiful, fullness, excessive, over flowing": copi-; exuber-; hyper-; multi-; opulen-; ple-; pleio-; poly-; super-; total-; ultra-; undu-.

【同源单词】aeroplethysmograph, body plethysmograph, digital plethysmograph, impedance plethysmograph, isopleth, isoplethic