DICT.TW Dictionary Taiwan

 di·a·tom /ˈdaɪəˌtɑm/
 矽藻類

 di·a·tom /ˈdaɪəˌtɑm/ 名詞

 Di·a·tom n.
 1. Bot. One of the Diatomaceæ, a family of minute unicellular Algæ having a siliceous covering of great delicacy, each individual multiplying by spontaneous division. By some authors diatoms are called Bacillariæ, but this word is not in general use.
 2. A particle or atom endowed with the vital principle.
    The individual is nothing. He is no more than the diatom, the bit of protoplasm.   --Mrs. E. Lynn Linton.
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 diatom
      n : microscopic unicellular marine or freshwater colonial alga
          having cell walls impregnated with silica