【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.
词根词缀：aero-, aer-, aeri-
【来源及含义】Greek: air, mist, wind
【相关词根词缀】 Cross references of word groups that are related, directly or indirectly, to: "air, wind": aello-; aeolo-; anemo-; atmo-; austro-; flat-, flatu-; phys-; pneo-, -pnea; pneumato-; turb-; vent-; zephyro-.
【来源及含义】Greek: a suffix; pertaining to; of the nature of, like; in chemistry, it denotes a higher valence of the element than is expressed by -ous