词根词缀：gero-, geri-, ger-, geronto-, geront-

【来源及含义】Greek: old age, old man, old people; elder, elderly; senior citizen

【相关描述】Don't confuse this gero-, ger- with another Latin ger- which means "to carry, to produce; to bear".

【相关词根词缀】 Related "old; old age, elder" units: obsolesc-; presbyo-; sen-; veter-.

【同源单词】agerasia, eugeria, geranosis, geransis, gerascophobia, gerathymia

词根词缀：iatro-, iater-, -iatria, -iatric, -iatrician, -iatrics, -iatrist, -iatry; -iatricians, -iatrists, -iatries

【来源及含义】Greek: physician; heal, cure, treat; medical healing

【相关词根词缀】 Related "health" word families and articles: Health: Index; Hygeia > hygiene > health; salu-; sana-, sani-.

【同源单词】aceptiatrist, agrizoiatrist, agrizoiatry, amblyopiatrics, andriatry, aniatros

词根词缀：-ics

【来源及含义】Greek: a suffix that forms nouns and is usually used to form names of arts and sciences

【同源单词】acoustics, acoustoelectronics, acousto-optic, actinogenics, actinotherapeutics, actinotherapy