/ ˌdaɪkɒtɪˈliːdən; NAmE -kɑːt-/ (also dicot / ˈdaɪkɒt; NAmE -kɑːt/) noun
( biology ) a plant whose seeds form embryos that produce two leaves
—compare monocotyledon
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WORD ORIGIN
early 18th cent.: from modern Latin dicotyledones (plural), from di- two + cotyledon , from Greek kotulēdōn cup-shaped cavity, from kotulē cup.