methyl green


From The Collaborative International Dictionary of English v.0.48:

Green \Green\ (gr[=e]n), n.
   1. The color of growing plants; the color of the solar
      spectrum intermediate between the yellow and the blue.
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   2. A grassy plain or plat; a piece of ground covered with
      verdant herbage; as, the village green.
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            O'er the smooth enameled green.       --Milton.
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   3. Fresh leaves or branches of trees or other plants;
      wreaths; -- usually in the plural.
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            In that soft season when descending showers
            Call forth the greens, and wake the rising flowers.
                                                  --Pope.
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   4. pl. Leaves and stems of young plants, as spinach, beets,
      etc., which in their green state are boiled for food.
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   5. Any substance or pigment of a green color.
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   Alkali green (Chem.), an alkali salt of a sulphonic acid
      derivative of a complex aniline dye, resembling emerald
      green; -- called also Helvetia green.

   Berlin green. (Chem.) See under Berlin.

   Brilliant green (Chem.), a complex aniline dye, resembling
      emerald green in composition.

   Brunswick green, an oxychloride of copper.

   Chrome green. See under Chrome.

   Emerald green. (Chem.)
      (a) A complex basic derivative of aniline produced as a
          metallic, green crystalline substance, and used for
          dyeing silk, wool, and mordanted vegetable fiber a
          brilliant green; -- called also aldehyde green,
          acid green, malachite green, Victoria green,
          solid green, etc. It is usually found as a double
          chloride, with zinc chloride, or as an oxalate.
      (b) See Paris green (below).

   Gaignet's green (Chem.) a green pigment employed by the
      French artist, Adrian Gusgnet, and consisting essentially
      of a basic hydrate of chromium.

   Methyl green (Chem.), an artificial rosaniline dyestuff,
      obtained as a green substance having a brilliant yellow
      luster; -- called also light-green.

   Mineral green. See under Mineral.

   Mountain green. See Green earth, under Green, a.

   Paris green (Chem.), a poisonous green powder, consisting
      of a mixture of several double salts of the acetate and
      arsenite of copper. It has found very extensive use as a
      pigment for wall paper, artificial flowers, etc., but
      particularly as an exterminator of insects, as the potato
      bug; -- called also Schweinfurth green, {imperial
      green}, Vienna green, emerald qreen, and {mitis
      green}.

   Scheele's green (Chem.), a green pigment, consisting
      essentially of a hydrous arsenite of copper; -- called
      also Swedish green. It may enter into various pigments
      called parrot green, pickel green, Brunswick green,
      nereid green, or emerald green.
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From The Collaborative International Dictionary of English v.0.48:

Methyl \Meth"yl\, n. [See Methylene.] (Chem.)
   A univalent hydrocarbon radical, CH3-, not existing alone
   but regarded as an essential residue of methane, and
   appearing as a component part of many derivatives; as, methyl
   alcohol, methyl ether, methyl amine, etc. [Formerly written
   also methule, methyle, etc.]
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   Methyl alcohol (Chem.), a light, volatile, inflammable
      liquid, CH3.OH, obtained by the distillation of wood,
      and hence called wood alcohol or wood spirit;
      tecnically referred to as methanol; -- called also
      methol, carbinol, etc.

   Methyl amine (Chem.), a colorless, inflammable, alkaline
      gas, CH3.NH2, having an ammoniacal, fishy odor. It is
      produced artificially, and also occurs naturally in
      herring brine and other fishy products. It is regarded as
      ammonia in which a third of its hydrogen is replaced by
      methyl, and is a type of the class of substituted
      ammonias.

   Methyl ether (Chem.), a light, volatile ether CH3.O.CH3,
      obtained by the etherification of methyl alcohol; --
      called also methyl oxide or dimethyl ether.

   Methyl green. (Chem.) See under Green, n.

   Methyl orange. (Chem.) See Helianthin.

   Methyl violet (Chem.), an artificial dye, consisting of
      certain methyl halogen derivatives of rosaniline.
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