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8 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 at·om /ˈætəm/
 原子;微粒,微量

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 at·om /ˈætəm/ 名詞
 原子,原子

From: Taiwan MOE computer dictionary

 atom
 原子; 單元

From: Taiwan MOE computer dictionary

 atom
 原子

From: Network Terminology

 atom
 原子 基元

From: Webster's Revised Unabridged Dictionary (1913)

 At·om n.
 1. Physics (a) An ultimate indivisible particle of matter. (b) An ultimate particle of matter not necessarily indivisible; a molecule. (c) A constituent particle of matter, or a molecule supposed to be made up of subordinate particles.
 Note:These three definitions correspond to different views of the nature of the ultimate particles of matter. In the case of the last two, the particles are more correctly called molecules.
 2. Chem. The smallest particle of matter that can enter into combination; one of the elementary constituents of a molecule.
 3. Anything extremely small; a particle; a whit.
    There was not an atom of water.   --Sir J. Ross.

From: Webster's Revised Unabridged Dictionary (1913)

 At·om, v. t. To reduce to atoms. [Obs.]
 

From: WordNet (r) 2.0

 atom
      n 1: (physics and chemistry) the smallest component of an element
           having the chemical properties of the element
      2: (nontechnical usage) a tiny piece of anything [syn: molecule,
          particle, corpuscle, mote, speck]