noun mono·cot·y·le·don \ˌmä-nə-ˌkä-tə-ˈlē-dən\

Definition of monocotyledon

  1. :  any of a class or subclass (Liliopsida or Monocotyledoneae) of chiefly herbaceous angiospermous plants having an embryo with a single cotyledon, usually parallel-veined leaves, and floral organs arranged in cycles of three — compare dicotyledon


play \-dən-əs\ adjective

Origin and Etymology of monocotyledon

ultimately from New Latin mon- + cotyledon cotyledon

First Known Use: circa 1727

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