[1] : The Collaborative International Dictionary of English v.0.48

citron \cit"ron\ si^t"ru^n, n. f. citron, ll. citro, fr.
   l. citrus citron tree cf. citreum, sc. malum, a citron,
   from gr. ki`tron citron
   1. bot a fruit resembling a lemon, but larger, and
      pleasantly aromatic; it is produced by the citron tree
      citrus medica. the thick rind, when candied, is the
      citron of commerce. the fruit was once called the lime.
      1913 webster

   2. a citron tree, citrus medica.
      1913 webster

   3. a citron melon.
      1913 webster

   citron melon.
      a a small variety of muskmelon with sugary greenish
          flesh.
      b a small variety of watermelon, whose solid white flesh
          is used in making sweetmeats and preserves.

   citron tree bot., the tree which bears citrons. it was
      probably a native of northern india, and is now understood
      to be the typical form of citrus medica.
      1913 webster
see also:
citrus medica lime citron melon citron tree citrus medica 

[2] : WordNet (r) 2.0

citron
     n 1: large lemonlike fruit with thick aromatic rind; usually
          preserved
     2: thorny evergreen small tree or shrub of india widely
        cultivated for its large lemonlike fruits that have thick
        warty rind syn: citron tree, citrus medica
see also:
citron tree citrus medica 

Citron >> C Words
Citron, definition of term: Citron
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