Definition of nitrate in English:

nitrate

Syllabification: ni·trate
Pronunciation: /ˈnītrāt
 
/

noun

Chemistry
  • 1A salt or ester of nitric acid, containing the anion NO3 or the group —NO3.
    More example sentences
    • Many nitrates are ionic in nature, but heavy metal nitrates and anhydrous nitrates have covalently bonded nitrate groups.
    • It occurs in all kinds of minerals, such as oxides, carbonates, nitrates, sulfates, and phosphates.
    • By depositing proteins as monolayers onto gold colloids, the aim will be to develop biosensors for nitrate and nitric oxide with detection capabilities approaching those of natural bacterial cells.
  • 1.1Sodium nitrate, potassium nitrate, or ammonium nitrate, used as fertilizer: the fertilizer is usually a basic nitrate
    More example sentences
    • He is further accused of faxing an inquiry to a chemical company about purchasing urea nitrate - a fertiliser - using a false company name, and of using a false name to obtain a mobile phone number.
    • The effects of nitrate on various species range from gross toxicity to more subtle changes in physiology and development.
    • Tolerance, and with it loss of antianginal effect, develops with long-term use of any form of nitrate.

verb

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  • Treat (a substance) with nitric acid (typically a concentrated mixture of nitric and sulfuric acids), especially so as to introduce nitro groups.
    More example sentences
    • When nitrobenzene is nitrated with nitric and sulfuric acids, for example, 93 percent of the substituted groups end up at meta positions.
    • Thus NO metabolized to nitrosothiols and to nitrated amino acids was not detected.
    • Biodiesel reduces emissions of unburned hydrocarbons, carbon monoxide, sulfates, polycyclic aromatic hydrocarbons, nitrated polycyclic aromatic hydrocarbons and particulates.

Derivatives

nitration

Pronunciation: /nīˈtrāSHən/
noun
More example sentences
  • In the mining industry, the production of TNT is made possible by the electrophilic nitration of toluene (methyl benzene).
  • The added ethyl group makes ethylbenzene about 25 times more reactive to nitration than benzene.
  • Interaction of Cl 2 with oxides of nitrogen may also occur, causing the chlorination and nitration of various amino acid residues, particularly tyrosine.

Origin

late 18th century: from French (see niter, -ate1).

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