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：megalo-, megal-, -megalia, -megaly

【来源及含义】Greek: large, big, very big

【相关词根词缀】 Related "big, large, great" words: grand-; macro-; magni-; major-; maxi-; mega-.

【同源单词】acromegalogigantism, acromegaloidism, acromegaly, adenomegaly, adrenomegaly, angiomegaly