词根词缀：ortho-, orth-

【来源及含义】Greek: right, straight, correct, true; designed to correct

【同源单词】anorthographic, anorthography, anorthopia, anorthosis, diorthosis, orthergasia

词根词缀：pedo-, paedo-, ped-, paed-, paido-, paid-

【来源及含义】Greek: child, boy; infant

【相关描述】The British tend to use paed- while those in the United States tend to use ped-. Remember that the Greek ped- means "child" while the Latin ped- means "foot". Don't confuse this Greek element with another Greek pedo- which means "ground, soil, earth".

【同源单词】callipedia, cyclopedia, cyclopedic, encyclopedia, encyclopedian, encyclopedic