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Planaria

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
Pla`na´ri`a
n.1.(Zool.) Any species of turbellarian worms belonging to Planaria, and many allied genera. The body is usually flat, thin, and smooth. Some species, in warm countries, are terrestrial.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Planariaplanaria - free-swimming mostly freshwater flatworms; popular in laboratory studies for the ability to regenerate lost parts
planarian
flatworm, platyhelminth - parasitic or free-living worms having a flattened body
class Turbellaria, Turbellaria - free-living flatworms


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The existence of a division of the genus Planaria, which inhabits the dry land, interested me much.
The Voyage of the Beagle by Darwin, Charles View in context
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