词根词缀：cardio-, cardi-, card-

【来源及含义】Greek: heart, pertaining to the heart

【相关词根词缀】 A cross reference of another word group that is related to: "heart": cor-, cord-.

【同源单词】acardia, acardiac, acardiotrophia, acardius, acleistocardia, acute myocardial infarction

词根词缀：-ic

【来源及含义】Greek: a suffix; pertaining to; of the nature of, like; in chemistry, it denotes a higher valence of the element than is expressed by -ous

【同源单词】abdominocystic, abdominopelvic, abdominoscopy, abdominothoracic, abiogenetic, abiogenic

词根词缀：pneumato-, pneumat-

【来源及含义】Greek: air, wind, breath; presence of air; spirit

【相关词根词缀】 Word units related to breath and breathe: hal-; pneo-; pneumo-; psych-; spiro. Cross references of word groups that are related, directly or indirectly, to: "air, wind": aello-; aeolo-; aero-; anemo-; atmo-; austro-; flat-, flatu-; phys-; pneo-, -pnea; turb-; vent-; zephyro-.

【同源单词】apneumatic, cardiopneumatic, hydropneumatic, hydropneumatosis, pneumatic, pneumatics

词根词缀：pneumo-, pneum-, pneumono-, pneumon-

【来源及含义】Greek: lung; breath, breathe

【相关词根词缀】 Word units related to breath and breathe: hal-; pneo-; pneumato-; psych-; spiro.

【同源单词】amphipneust, amphipneustic, angiopneumography, apneumia, apneuses, apneusis