nitric : Idioms & Phrases

• noun acid used especially in the production of fertilizers and explosives and rocket fuels
  aqua fortis.
  

WordNet

• a colorless or yellowish liquid obtained by distilling a nitrate with sulphuric acid. It is powerfully corrosive, being a strong acid, and in decomposition a strong oxidizer.

Webster 1913

• a white crystalline oxide of nitrogen (N2O5), called nitric pentoxide, and regarded as the anhydride of nitric acid.

Webster 1913

• noun soil bacteria that convert nitrites to nitrates
  nitrobacteria.
  

WordNet

• noun any of the nitrobacteria that oxidize nitrites into nitrates
  nitrate bacterium.
  

WordNet

• noun a poisonous red-brown gas (NO)
  

WordNet

• a colorless poisous gas (NO) obtained by treating nitric acid with copper. On contact with the air or with oxygen, it becomes reddish brown from the formation of nitric dioxide or peroxide.

Webster 1913