词根词缀：cente-, -centesis

【来源及含义】Greek: perforation, puncture, or tapping, as with an aspirator or needle

【同源单词】abdominal paracentesis, abdominalcentesis, abdominocentesis, amniocentesis, arthrocentesis, bathycentesis

词根词缀：centro-, centr-, centri-, kentro-

【来源及含义】Greek > Latin: center; middle point, mid point; focus, focal point, focalize; zero in on

【相关描述】This element originally meant "sharp point, goad" or "spur".

【同源单词】acentric, acentric, acrocentric, allocentric, ambulatory surgery center, amphicentric

词根词缀：para-, par-

【来源及含义】Greek: by the side of, beside, past, beyond; contrary, wrong, irregular, abnormal

【同源单词】abdominal paracentesis, acroparalysis, acroparesthesia, Ad utrumque paratus, adelphoparasite, alloparasite