monad

• 有多重专业含义的名词：在化学中指一价原子；在哲学中指单一不可分的形而上学实体，物质属性由之推演；在生物学中指单细胞微生物，尤指鞭毛类原生动物。

A noun with multiple specialized meanings: in chemistry, an atom with a valence of one; in philosophy, a singular metaphysical entity from which material properties derive; in biology, a single-celled microorganism, especially a flagellate protozoan.

1. Chemical unitC1formalscientific

   An atom or element with a valence of one, meaning it can form one chemical bond.

   化学单价单位

   • Hydrogen is a classic example of a monad in chemistry.
   • In the reaction, the monad readily bonded with the chlorine atom.
   • The chemist explained how a monad differs from a diad in molecular structure.

2. Metaphysical entityC2formal

   A fundamental, indivisible unit of reality from which all material properties and phenomena are thought to originate.

   单子

   • Leibniz's philosophy describes the monad as a simple substance without parts.
   • Each monad reflects the entire universe from its own unique perspective.
   • The concept of the monad is central to understanding his metaphysical system.

   同义词atomsimpleunit

3. C1formalscientific

   A microscopic, single-celled organism, especially a flagellate protozoan.

   单细胞生物

   • Under the microscope, the monad moved rapidly using its flagellum.
   • The biologist classified the organism as a type of monad.
   • Monads are often found in freshwater environments.

   同义词flagellatemicroorganism