noun Di·o·dia \dīˈōdēə\

Definition of Diodia

  1. :  a genus of mostly American weedy herbs of the family Rubiaceae with opposite leaves and small tubular solitary axillary flowers — see buttonweed 1

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Origin and Etymology of diodia

New Latin, from Greek diodos thoroughfare (from dia- + hodos way) + New Latin -ia; from the frequent growth of these plants by the wayside — more at cede

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