词根词缀：cata-, cat-, cath-, kata-

【来源及含义】Greek: down, downward; under, lower; against; entirely, in accordance with, completely; definitely

【同源单词】acatalepsia, acatalepsy, acataleptic, acatamathesia, acataphasia, acataposia

词根词缀：catoptro-, catoptr-

【来源及含义】Greek: mirror; from kat-[a], "against, back" plus op-[tos], "seen" plus the noun-forming suffix -tron

【相关词根词缀】 Related "mirror" word families: eisoptro-; enoptro; mirac-, mir-.

【同源单词】catoptric system, catoptric, catoptrical, catoptrically, catoptrics, catoptromancy

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