noun Heli·so·ma \ˌhēləˈsōmə, ˌhel-\

Definition of Helisoma

  1. :  a genus of freshwater snails (family Planorbidae) including intermediate hosts of echinostomes and possibly other flukes of medical or veterinary importance

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Origin and Etymology of helisoma

New Latin, from heli- (probably from Greek helix spiral) + -soma — more at helenium

Seen and Heard

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a rounded knoll or a ridge of ice

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