noun Trich·o·des·mi·um \-ˈdezmēəm\

Definition of Trichodesmium

  1. :  a small genus of filamentous blue-green algae of the family Oscillatoriaceae — see sea bloom

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Origin and Etymology of trichodesmium

New Latin, from trich- + desm- + -ium

Seen and Heard

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a rounded knoll or a ridge of ice

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