from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A hydrazine derivative of an oxyacid, usually a carboxylic acid.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry any compound derived from an oxoacid by replacing the hydroxide group with -NHNH2 or derived forms -NRNR2


Sorry, no etymologies found.


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  • After being sprayed with the chemicals (typically chlorpropham or maleic hydrazide) potatoes arrive at the store looking perfect, unblemished, and without any sprouts for up to a year after harvest.

    Janine Yorio: Where Did the Potato Sprouts Go? 2010

  • The catch is that until Pimi scales up production of their sprout suppressant, it costs $5 per ton, compared to $3 per ton for chlorpropham or maleic hydrazide.

    Janine Yorio: Where Did the Potato Sprouts Go? 2010

  • Isonicotinic hydrazide (used to treat tuberculosis) can cause such damage.

    Neurotoxicity 2008

  • Other medicines that may work for pain, swelling and fever: aspirin for pain and fever: acetaminophen for severe pain: codeine, morphine isoniazid (Bisonid, INH, Isoniazdum, isonicotinic acid hydrazide, Odinah, Zidrid)

    Chapter 37 1997

  • Uses for Hydrazine are: Rocket fuel, agricultural chemicals (maleic hydrazide), drugs (antibacterial and antihypertension), polymerization catalyst, plating metals on glass and plastics, solder fluxes, photographic developers, diving equipment.

    A Large Collection of Incendiary Information (Part II) 1990

  • Early or salad radishes must be harvested as soon as they are mature, otherwise the roots become tough, pithy and unpalatable and the plants bolt; treatment of some 6 week old cultivars with 0.1 per cent aqueous maleic hydrazide is reported to prevent bolting and help the roots retain their flavour and texture.

    Chapter 27 1987

  • In Trinidad, where storage of up to 4 weeks is usually regarded as attainable, pre-harvest spraying with maleic hydrazide or treating the harvested tubers with MENA in acetone inhibited sprouting when the tubers were stored for

    Chapter 30 1987

  • Stored tubers when cut or grated, rapidly discolour and it has been suggested that field spraying with maleic hydrazide will suppress browning of the tubers which is due to the presence of polyphenolic compounds.

    Chapter 37 1987

  • [Studies on the use of MH (Maleic hydrazide) in the cultivation of Chinese yams (Dioscorea batatas).]

    Chapter 37 1987

  • Later, he attacked the problem of the chemotherapy of tuberculosis, developing for this the thiosemicarbazones (Conteben) and isonicotinic acid hydrazide

    Gerhard Domagk - Biography 1965


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