atlas powder

From The Collaborative International Dictionary of English v.0.48:

Powder \Pow"der\, n. [OE. poudre, pouldre, F. poudre, OF. also
   poldre, puldre, L. pulvis, pulveris: cf. pollen fine flour,
   mill dust, E. pollen. Cf. Polverine, Pulverize.]
   1. The fine particles to which any dry substance is reduced
      by pounding, grinding, or triturating, or into which it
      falls by decay; dust.
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            Grind their bones to powder small.    --Shak.
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   2. An explosive mixture used in gunnery, blasting, etc.;
      gunpowder. See Gunpowder.
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   Atlas powder, Baking powder, etc. See under Atlas,
      Baking, etc.

   Powder down (Zool.), the peculiar dust, or exfoliation, of
      powder-down feathers.

   Powder-down feather (Zool.), one of a peculiar kind of
      modified feathers which sometimes form patches on certain
      parts of some birds. They have a greasy texture and a
      scaly exfoliation.

   Powder-down patch (Zool.), a tuft or patch of powder-down

   Powder hose, a tube of strong linen, about an inch in
      diameter, filled with powder and used in firing mines.

   Powder hoy (Naut.), a vessel specially fitted to carry
      powder for the supply of war ships. They are usually
      painted red and carry a red flag.

   Powder magazine, or Powder room. See Magazine, 2.

   Powder mine, a mine exploded by gunpowder. See Mine.

   Powder monkey (Naut.), a boy formerly employed on war
      vessels to carry powder; a powder boy.

   Powder post. See Dry rot, under Dry.

   Powder puff. See Puff, n.
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From The Collaborative International Dictionary of English v.0.48:

Atlas powder \At"las pow"der\
   A blasting powder or dynamite composed of nitroglycerin, wood
   fiber, sodium nitrate, and magnesium carbonate.
   [Webster 1913 Suppl.]

From The Collaborative International Dictionary of English v.0.48:

Atlas \At"las\, n.; pl. Atlases. [L. Atlas, -antis, Gr. ?, ?,
   one of the older family of gods, who bears up the pillars of
   heaven; also Mt. Atlas, in W. Africa, regarded as the pillar
   of heaven. It is from the root of tlh^nai to bear. See
   1. One who sustains a great burden.
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   2. (Anat.) The first vertebra of the neck, articulating
      immediately with the skull, thus sustaining the globe of
      the head, whence the name.
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   3. A collection of maps in a volume;

   Note: supposed to be so called from a picture of Atlas
         supporting the world, prefixed to some collections.
         This name is said to have been first used by Mercator,
         the celebrated geographer, in the 16th century.
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   4. A volume of plates illustrating any subject.
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   5. A work in which subjects are exhibited in a tabular from
      or arrangement; as, an historical atlas.
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   6. A large, square folio, resembling a volume of maps; --
      called also atlas folio.
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   7. A drawing paper of large size. See under Paper, n.
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   Atlas powder, see Atlas powder in the vocabulary; a
      blasting compound containing nitroglycerin.
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