Siphonales

plural noun Si·phon·ales \ sīfəˈnā(ˌ)lēz \

Definition of Siphonales

: an order of marine and freshwater green algae (class Chlorophyceae) whose filaments consist essentially of a large multinucleate cell with cross walls rare and usually only adjacent to reproductive organs — compare codium , siphonocladales

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Origin and Etymology of siphonales

New Latin, from siphon- + -ales


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