名詞 monad:

1. (chemistry) an atom having a valence of one
2. a singular metaphysical entity from which material properties are said to derive
   同義詞：monas
3. (biology) a single-celled microorganism (especially a flagellate protozoan)

mo.nad

n.（名詞）
Philosophy An indivisible, impenetrable unit of substance viewed as the basic constituent element of physical reality in the metaphysics of Leibnitz.
【哲學(xué)】 單子：萊布尼茲學(xué)說(shuō)理論中認(rèn)為是構(gòu)成物質(zhì)世界存在的最基本的和不可分的單位
Biology A single-celled microorganism, especially a flagellate protozoan of the genusMonas.
【生物學(xué)】 單胞體：?jiǎn)渭?xì)胞的微生物，尤指單胞蟲 類的有鞭毛的原生動(dòng)物
Chemistry An atom or a radical with a valence of .
【化學(xué)】 一價(jià)原子或一價(jià)基

來(lái)源：
Latin monas monad- [unit]
拉丁語(yǔ) monas monad- [單位]
from Greek
源自 希臘語(yǔ)
from monos [single] * see men- 4
源自 monos [單個(gè)的] *參見(jiàn) men- 4

【引伸】
monad.ic
monad.ically
adv.（副詞）
mo.nadism
n.（名詞）