词根词缀：a-, an-

【来源及含义】Greek: prefix; no, absence of, without, lack of; not

【相关描述】These prefixes are normally used with elements of Greek origin, a- is used before consonants and an- is used before vowels.

It affects the meanings of hundreds of words.

There are too many words that use these prefix elements to list all of them on this site; however, there are significant examples listed in this and the other units where they exist.

【同源单词】abacterial, abaptism, abarognosis, abasia, abiocoen, abiogenesis

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