词根词缀：angi-, angio-, angei-, -angium

【来源及含义】Greek > Latin: [receptacle], vessel, often a blood vessel; "covered by a seed or vessel", a seed vessel; a learned borrowing from Greek meaning "vessel", "container"

【相关词根词缀】Inter-related cross references, directly or indirectly, involving "blood" word units: apheresis; -emia; hemo-; hemoglobin-; phleb-; sangui-; vas-; vascul-.

【同源单词】adenoangiosarcoma, anangioid, anangioplasia, angialgia, angiasthenia, angiectasia

词根词缀：grapho-, graph-, -graph, -graphy, -grapher, -graphia

【来源及含义】Greek: to scratch; to write, to record, to draw, to describe; that which is written or described

【相关描述】As indicated at the bottom of this page, there are a significantly large number of graphic word-entry groups in this unit. Such an extensive listing is provided to show how important the grapho- element is to the English language.

【相关词根词缀】Related "writing" word units: glypto-; gram-; scrib-, script-.

【同源单词】abdominal aortography, accelerograph, acoustic agraphia, acrography, actinograph, actinography

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