dicotyledonous

adjective

di·​cotyledonous
variants or less commonly dicotyledonary
(¦)dī+
: of, relating to, or characteristic of the subclass Dicotyledoneae
often : having paired cotyledons
—contrasted with monocotyledonous compare polycotyledonous

Word History

Etymology

dicotyledon + -ous or -ary

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Rhymes for dicotyledonous

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Browse Nearby Words

Dicotyledones
dicotyledonous
Dicotyles
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Cite this Entry

“Dicotyledonous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dicotyledonous. Accessed 15 Feb. 2026.

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Kids Definition

dicotyledonous

adjective
di·​cot·​y·​le·​don·​ous
ˌdī-kät-ᵊl-ˈēd-ᵊn-əs
: of, relating to, or being plants that are dicotyledons
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