dicotyledon
noun
di·cot·y·le·don
ˌdī-ˌkä-tə-ˈlē-dᵊn 
plural dicotyledons
: any of a class or subclass (Magnoliopsida or Dicotyledoneae) of angiospermous plants that produce an embryo with two cotyledons and usually have floral organs arranged in cycles of four or five and leaves with reticulate venation
called also dicot
compare monocotyledonCite this Entry
“Dicotyledon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dicotyledon. Accessed 4 Nov. 2025.
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dicotyledon
noun
di·cot·y·le·don
ˌdī-ˌkät-ᵊl-ˈēd-ᵊn
: any of a group of flowering plants (as an aster, an oak, or a bean) having an embryo with two cotyledons, leaves with veins that usually branch and interlace to form a network, and flower parts that occur in groups of four or five compare monocotyledon
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