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2 definitions found
 for tobacco mosaic virus
From The Collaborative International Dictionary of English v.0.48 :

  Mosaic \Mo*sa"ic\, n. [F. mosa["i]que; cf. Pr. mozaic, musec,
     Sp. & Pg. mosaico, It. mosaico, musaico, LGr. ?, ?, L.
     musivum; all fr. Gr. ? belonging to the Muses. See Muse the
     goddess.]
     1. (Fine Arts) A surface decoration made by inlaying in
        patterns small pieces of variously colored glass, stone,
        or other material; -- called also mosaic work.
        [1913 Webster]
  
     2. A picture or design made in mosaic; an article decorated
        in mosaic.
        [1913 Webster]
  
     3. Something resembling a mosaic[1]; something made up of
        different pieces, fitted together by design to form a
        unified composition.
        [PJC]
  
     aerial mosaic An aerial photograph of a large area, made by
        carefully fitting together aerial photographs of smaller
        areas so that the edges match in location, and the whole
        provides a continuous image of the larger area. Called
        also
  
     mosaic map and photomosaic.
  
     mosaic virus A type of plant virus that causes green and
        yellow mottling of leaves of a plant. A much-studied type
        is the tobacco mosaic virus, affecting the tobacco
        plant.
        [PJC]

From WordNet (r) 3.0 (2006) :

  tobacco mosaic virus
      n 1: the widely studied plant virus that causes tobacco mosaic;
           it was the first virus discovered (1892) [syn: tobacco
           mosaic virus, TMV]

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