of or relating to an atom or atoms 原子的 the atomic nucleus. 原子核。 ■(Chemistry)(of a substance) consisting of uncombined atoms rather than molecules (化)(物质)由原子(而不是分子)组成的 atomic hydrogen. 原子态的氢。 ■of or forming a single irreducible unit or component in a larger system (体系中)不可再分的;最小单位的 a society made up of atomic individuals pursuing private interests. 一个以各自追求私利的个人为基本单位组成的社会。 ■relating to, denoting, or using the energy released in nuclear fission or fusion (核聚变或裂变释放的)原子能的 the atomic age required a new way of political thinking. 原子能时代要求一种新的政治思维方式。 atomic weapons. 核武器。
派生 atomically adverb 语源
late 17th cent.: from modern Latin atomicus, from atomus indivisible (see atom)