monoatomic

英[ˌmɒnəʊə'tɒmɪk] 美[ˌmɒnoʊə'tɒmɪk]
  • adj. 单原子的
Adjective:
  1. of or relating to an element consisting of a single atom;

    "helium and argon are monatomic gases"

【邻近词汇】