1. Proper noun.  (constellation) A summer constellation of the southern sky, said to resemble the keel of a ship. It contains the star Canopus, the second brightest star in the night sky. Until 1763, it was part of a larger constellation, Argo Navis.
  2. Proper noun.  (given name, female) occasionally used in English.
  3. Noun.  A ridge- or keel-like structure.

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This entry was last updated on RefTopia from its source on 3/20/2012.