plural noun
Rhoe·​ada·​les | \ˌrēəˈdā(ˌ)lēz\

Definition of Rhoeadales 

: an order of dicotyledonous plants including the families Papaveraceae, Fumariaceae, and Cruciferae and having regular or irregular cyclic flowers with hypogynous stamens and a superior compound ovary

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History and Etymology for Rhoeadales

New Latin, from Greek rhoiad-, rhoias corn poppy + New Latin -ales

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to make faulty or ineffective

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