词根词缀：lipo-, lip-, -lipid, -lipoid, -lipoma, -lipomatous

【来源及含义】Greek: fat, fatty

【相关词根词缀】Related fat-word units: adipo-; lard; obeso-; oleo-; omento-; pimelo-; pio-; sebo-; steato-.

【同源单词】adenolipomatosis, alipogenic, alipoid, alipotropic, angiolipoleiomyoma, angiolipoma

词根词缀：proto-, prot-

【来源及含义】Greek: first; foremost, front, earliest form of, original, primitive; chief, principal; usually used as a prefix

【同源单词】apolipoprotein, cryoprotein, fetoprotein, glycoprotein, hyperlipoproteinemia, hypolipoproteinemia