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：psych-, psycho-, -psyche, -psychic, -psychical, -psychically

【来源及含义】Greek: mind, spirit, consciousness; mental processes; the human soul; breath of life; literally, "that which breathes" or "breathing"

【相关描述】A prefix that is normally used with elements of Greek origin, psych- affects the meanings of hundreds of words.

Etymologically, this element includes such meanings as, breath, to breathe, life, soul, spirit, mind, consciousness.

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "mind, mental" word units: anima-; anxi-; deliri-; hallucina-; menti-; moro-; noo-; nous; phreno-; thymo-². Word units related to breath and breathe: hal-; pneo-; pneumato-; pneumo-; spiro.

【同源单词】allopsyche, allopsychic, allopsychosis, anthropopsychism, antipsychotic, apsychia