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：placento-, placent-, placenta-

【来源及含义】Latin: flat cake; cakelike mass, especially the uterine organ that connects the mother to the child by way of the umbilical cord

【同源单词】fetoplacental, incarcerated placenta, placentotherapy, thermoplacentography, zonoplacental

词根词缀：thermo-, therm-, thermi-, -thermia, -therm, -thermal, -thermic, -thermias, -thermies, -thermous, -thermy

【来源及含义】Greek: heat, heating, heater, hot, warm

【相关描述】The term heat is employed in ordinary language in different senses. Some scientists distinguish four principal applications of the term:

【相关词根词缀】 Related "heat, hot" word units: ferv-; pyreto-. Related "bubble" word unit: ebulli-.

【同源单词】acrohypothermia, acrohypothermy, adiathermance, adiathermancy, adiathermanic, adiathermanous