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单词 nitric oxide
释义

WordReference Random House Unabridged Dictionary of American English © 2024
nitric oxide, [Chem.]
  1. Chemistrya colorless, slightly water-soluble gas, NO, formed by the action of dilute nitric acid on copper, and by the direct combination of atmospheric oxygen and nitrogen at the high temperatures of an electric arc: an intermediate in the manufacture of nitric acid.
  • 1800–10

Collins Concise English Dictionary © HarperCollins Publishers::
nitric oxide n
  1. a colourless slightly soluble gas forming red fumes of nitrogen dioxide in air. Formula: NO
    Systematic name: nitrogen monoxide
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