mon·atom·ic /ˌmɑnəˈtɑmɪk/
(a.)單原子的
mon·atom·ic /ˌmɑnəˈtɑmɪk/ 形容詞
Mon·a·tom·ic adv. Chem. (a) Consisting of, or containing, one atom; as, the molecule of mercury is monatomic. (b) Having the equivalence or replacing power of an atom of hydrogen; univalent; as, the methyl radical is monatomic.
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monatomic
adj : of or relating to an element consisting of a single atom;
"helium and argon are monatomic gases" [syn: monoatomic]